Home / 410,637,863.25-616,034,020.12-165,013,970.97

Finding the Fourth Proportional to 410,637,863.25, 616,034,020.12 and 165,013,970.97

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Solution

The fourth proportional to 410,637,863.25, 616,034,020.12 and 165,013,970.97 is: 247,551,989.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,637,863.25 : 616,034,020.12 = 165,013,970.97 : x
  2. Step 2: Convert to fraction form
    410,637,863.25/616,034,020.12 = 165,013,970.97/x
  3. Step 3: Cross multiply
    410,637,863.25x = 616,034,020.12 × 165,013,970.97
  4. Step 4: Simplify right side
    410,637,863.25x = 101,654,219,911,975,296
  5. Step 5: Solve for x
    x = 101,654,219,911,975,296/410,637,863.25
  6. Step 6: Final answer
    x = 247,551,989.26

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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.