Home / 118,334,442.04-163,298,397.20-66,123,906.73

Finding the Fourth Proportional to 118,334,442.04, 163,298,397.20 and 66,123,906.73

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Solution

The fourth proportional to 118,334,442.04, 163,298,397.20 and 66,123,906.73 is: 91,249,240.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,334,442.04 : 163,298,397.20 = 66,123,906.73 : x
  2. Step 2: Convert to fraction form
    118,334,442.04/163,298,397.20 = 66,123,906.73/x
  3. Step 3: Cross multiply
    118,334,442.04x = 163,298,397.20 × 66,123,906.73
  4. Step 4: Simplify right side
    118,334,442.04x = 10,797,927,984,872,428
  5. Step 5: Solve for x
    x = 10,797,927,984,872,428/118,334,442.04
  6. Step 6: Final answer
    x = 91,249,240.70

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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.