Home / 705,672,001.30-1,058,508,001.95-631,695,414.10

Finding the Fourth Proportional to 705,672,001.30, 1,058,508,001.95 and 631,695,414.10

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Solution

The fourth proportional to 705,672,001.30, 1,058,508,001.95 and 631,695,414.10 is: 947,543,121.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,672,001.30 : 1,058,508,001.95 = 631,695,414.10 : x
  2. Step 2: Convert to fraction form
    705,672,001.30/1,058,508,001.95 = 631,695,414.10/x
  3. Step 3: Cross multiply
    705,672,001.30x = 1,058,508,001.95 × 631,695,414.10
  4. Step 4: Simplify right side
    705,672,001.30x = 668,654,650,619,968,896
  5. Step 5: Solve for x
    x = 668,654,650,619,968,896/705,672,001.30
  6. Step 6: Final answer
    x = 947,543,121.15

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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.