Home / 527,030,049.09-727,301,488.56-292,116,023.13

Finding the Fourth Proportional to 527,030,049.09, 727,301,488.56 and 292,116,023.13

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Solution

The fourth proportional to 527,030,049.09, 727,301,488.56 and 292,116,023.13 is: 403,120,123.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,030,049.09 : 727,301,488.56 = 292,116,023.13 : x
  2. Step 2: Convert to fraction form
    527,030,049.09/727,301,488.56 = 292,116,023.13/x
  3. Step 3: Cross multiply
    527,030,049.09x = 727,301,488.56 × 292,116,023.13
  4. Step 4: Simplify right side
    527,030,049.09x = 212,456,418,454,676,384
  5. Step 5: Solve for x
    x = 212,456,418,454,676,384/527,030,049.09
  6. Step 6: Final answer
    x = 403,120,123.46

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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.