Home / 113,765,903.69-156,995,829.38-61,553,793.74

Finding the Fourth Proportional to 113,765,903.69, 156,995,829.38 and 61,553,793.74

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Solution

The fourth proportional to 113,765,903.69, 156,995,829.38 and 61,553,793.74 is: 84,943,630.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,765,903.69 : 156,995,829.38 = 61,553,793.74 : x
  2. Step 2: Convert to fraction form
    113,765,903.69/156,995,829.38 = 61,553,793.74/x
  3. Step 3: Cross multiply
    113,765,903.69x = 156,995,829.38 × 61,553,793.74
  4. Step 4: Simplify right side
    113,765,903.69x = 9,663,688,899,065,656
  5. Step 5: Solve for x
    x = 9,663,688,899,065,656/113,765,903.69
  6. Step 6: Final answer
    x = 84,943,630.61

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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.