Home / 1,170,164,039.10-1,614,825,984.32-641,516,674.64

Finding the Fourth Proportional to 1,170,164,039.10, 1,614,825,984.32 and 641,516,674.64

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Solution

The fourth proportional to 1,170,164,039.10, 1,614,825,984.32 and 641,516,674.64 is: 885,292,797.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,164,039.10 : 1,614,825,984.32 = 641,516,674.64 : x
  2. Step 2: Convert to fraction form
    1,170,164,039.10/1,614,825,984.32 = 641,516,674.64/x
  3. Step 3: Cross multiply
    1,170,164,039.10x = 1,614,825,984.32 × 641,516,674.64
  4. Step 4: Simplify right side
    1,170,164,039.10x = 1,035,937,795,583,231,104
  5. Step 5: Solve for x
    x = 1,035,937,795,583,231,104/1,170,164,039.10
  6. Step 6: Final answer
    x = 885,292,797.39

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Half scale
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Double scale
Find fourth proportional to 1,170,164,040.10, 1,614,825,985.70 and 641,516,675.64
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.