Home / 80,402,750.74-110,951,280.25-45,117,265.06

Finding the Fourth Proportional to 80,402,750.74, 110,951,280.25 and 45,117,265.06

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Solution

The fourth proportional to 80,402,750.74, 110,951,280.25 and 45,117,265.06 is: 62,259,291.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,402,750.74 : 110,951,280.25 = 45,117,265.06 : x
  2. Step 2: Convert to fraction form
    80,402,750.74/110,951,280.25 = 45,117,265.06/x
  3. Step 3: Cross multiply
    80,402,750.74x = 110,951,280.25 × 45,117,265.06
  4. Step 4: Simplify right side
    80,402,750.74x = 5,005,818,319,785,593
  5. Step 5: Solve for x
    x = 5,005,818,319,785,593/80,402,750.74
  6. Step 6: Final answer
    x = 62,259,291.80

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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.