Home / 979,830,035.40-1,469,745,053.10-957,155,219.40

Finding the Fourth Proportional to 979,830,035.40, 1,469,745,053.10 and 957,155,219.40

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Solution

The fourth proportional to 979,830,035.40, 1,469,745,053.10 and 957,155,219.40 is: 1,435,732,829.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,830,035.40 : 1,469,745,053.10 = 957,155,219.40 : x
  2. Step 2: Convert to fraction form
    979,830,035.40/1,469,745,053.10 = 957,155,219.40/x
  3. Step 3: Cross multiply
    979,830,035.40x = 1,469,745,053.10 × 957,155,219.40
  4. Step 4: Simplify right side
    979,830,035.40x = 1,406,774,148,761,995,008
  5. Step 5: Solve for x
    x = 1,406,774,148,761,995,008/979,830,035.40
  6. Step 6: Final answer
    x = 1,435,732,829.10

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Double scale
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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.