Home / 415,154,252.80-572,924,825.56-229,527,225.91

Finding the Fourth Proportional to 415,154,252.80, 572,924,825.56 and 229,527,225.91

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Solution

The fourth proportional to 415,154,252.80, 572,924,825.56 and 229,527,225.91 is: 316,754,182.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,154,252.80 : 572,924,825.56 = 229,527,225.91 : x
  2. Step 2: Convert to fraction form
    415,154,252.80/572,924,825.56 = 229,527,225.91/x
  3. Step 3: Cross multiply
    415,154,252.80x = 572,924,825.56 × 229,527,225.91
  4. Step 4: Simplify right side
    415,154,252.80x = 131,501,845,865,757,440
  5. Step 5: Solve for x
    x = 131,501,845,865,757,440/415,154,252.80
  6. Step 6: Final answer
    x = 316,754,182.28

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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.