Home / 432,897,590.88-649,569,635.42-202,890,042.72

Finding the Fourth Proportional to 432,897,590.88, 649,569,635.42 and 202,890,042.72

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Solution

The fourth proportional to 432,897,590.88, 649,569,635.42 and 202,890,042.72 is: 304,439,696.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,897,590.88 : 649,569,635.42 = 202,890,042.72 : x
  2. Step 2: Convert to fraction form
    432,897,590.88/649,569,635.42 = 202,890,042.72/x
  3. Step 3: Cross multiply
    432,897,590.88x = 649,569,635.42 × 202,890,042.72
  4. Step 4: Simplify right side
    432,897,590.88x = 131,791,211,078,964,160
  5. Step 5: Solve for x
    x = 131,791,211,078,964,160/432,897,590.88
  6. Step 6: Final answer
    x = 304,439,696.26

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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.