Home / 127,584,689.60-191,377,037.10-36,708,278.60

Finding the Fourth Proportional to 127,584,689.60, 191,377,037.10 and 36,708,278.60

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Solution

The fourth proportional to 127,584,689.60, 191,377,037.10 and 36,708,278.60 is: 55,062,418.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,584,689.60 : 191,377,037.10 = 36,708,278.60 : x
  2. Step 2: Convert to fraction form
    127,584,689.60/191,377,037.10 = 36,708,278.60/x
  3. Step 3: Cross multiply
    127,584,689.60x = 191,377,037.10 × 36,708,278.60
  4. Step 4: Simplify right side
    127,584,689.60x = 7,025,121,595,509,336
  5. Step 5: Solve for x
    x = 7,025,121,595,509,336/127,584,689.60
  6. Step 6: Final answer
    x = 55,062,418.68

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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.