Home / 229,145,068.60-316,226,872.38-124,729,873.72

Finding the Fourth Proportional to 229,145,068.60, 316,226,872.38 and 124,729,873.72

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Solution

The fourth proportional to 229,145,068.60, 316,226,872.38 and 124,729,873.72 is: 172,130,860.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,145,068.60 : 316,226,872.38 = 124,729,873.72 : x
  2. Step 2: Convert to fraction form
    229,145,068.60/316,226,872.38 = 124,729,873.72/x
  3. Step 3: Cross multiply
    229,145,068.60x = 316,226,872.38 × 124,729,873.72
  4. Step 4: Simplify right side
    229,145,068.60x = 39,442,937,858,827,952
  5. Step 5: Solve for x
    x = 39,442,937,858,827,952/229,145,068.60
  6. Step 6: Final answer
    x = 172,130,860.59

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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.