Home / 432,412,746.52-649,653,877.13-277,270,513.25

Finding the Fourth Proportional to 432,412,746.52, 649,653,877.13 and 277,270,513.25

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Solution

The fourth proportional to 432,412,746.52, 649,653,877.13 and 277,270,513.25 is: 416,569,274.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,412,746.52 : 649,653,877.13 = 277,270,513.25 : x
  2. Step 2: Convert to fraction form
    432,412,746.52/649,653,877.13 = 277,270,513.25/x
  3. Step 3: Cross multiply
    432,412,746.52x = 649,653,877.13 × 277,270,513.25
  4. Step 4: Simplify right side
    432,412,746.52x = 180,129,863,946,687,520
  5. Step 5: Solve for x
    x = 180,129,863,946,687,520/432,412,746.52
  6. Step 6: Final answer
    x = 416,569,274.14

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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.