Home / 77,897,182.80-107,472,002.72-44,856,719.76

Finding the Fourth Proportional to 77,897,182.80, 107,472,002.72 and 44,856,719.76

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Solution

The fourth proportional to 77,897,182.80, 107,472,002.72 and 44,856,719.76 is: 61,887,238.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,897,182.80 : 107,472,002.72 = 44,856,719.76 : x
  2. Step 2: Convert to fraction form
    77,897,182.80/107,472,002.72 = 44,856,719.76/x
  3. Step 3: Cross multiply
    77,897,182.80x = 107,472,002.72 × 44,856,719.76
  4. Step 4: Simplify right side
    77,897,182.80x = 4,820,841,508,056,997
  5. Step 5: Solve for x
    x = 4,820,841,508,056,997/77,897,182.80
  6. Step 6: Final answer
    x = 61,887,238.21

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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.