Home / 229,461,123.72-316,654,597.63-125,038,872.12

Finding the Fourth Proportional to 229,461,123.72, 316,654,597.63 and 125,038,872.12

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Solution

The fourth proportional to 229,461,123.72, 316,654,597.63 and 125,038,872.12 is: 172,552,688.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,461,123.72 : 316,654,597.63 = 125,038,872.12 : x
  2. Step 2: Convert to fraction form
    229,461,123.72/316,654,597.63 = 125,038,872.12/x
  3. Step 3: Cross multiply
    229,461,123.72x = 316,654,597.63 × 125,038,872.12
  4. Step 4: Simplify right side
    229,461,123.72x = 39,594,133,737,059,160
  5. Step 5: Solve for x
    x = 39,594,133,737,059,160/229,461,123.72
  6. Step 6: Final answer
    x = 172,552,688.21

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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.