Home / 1,022,147,356.10-1,533,221,034.15-731,909,711.30

Finding the Fourth Proportional to 1,022,147,356.10, 1,533,221,034.15 and 731,909,711.30

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Solution

The fourth proportional to 1,022,147,356.10, 1,533,221,034.15 and 731,909,711.30 is: 1,097,864,566.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,147,356.10 : 1,533,221,034.15 = 731,909,711.30 : x
  2. Step 2: Convert to fraction form
    1,022,147,356.10/1,533,221,034.15 = 731,909,711.30/x
  3. Step 3: Cross multiply
    1,022,147,356.10x = 1,533,221,034.15 × 731,909,711.30
  4. Step 4: Simplify right side
    1,022,147,356.10x = 1,122,179,364,463,813,888
  5. Step 5: Solve for x
    x = 1,122,179,364,463,813,888/1,022,147,356.10
  6. Step 6: Final answer
    x = 1,097,864,566.95

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Half scale
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Double scale
Find fourth proportional to 1,022,147,357.10, 1,533,221,035.65 and 731,909,712.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.