Home / 77,060,256.68-106,358,603.45-45,715,703.83

Finding the Fourth Proportional to 77,060,256.68, 106,358,603.45 and 45,715,703.83

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Solution

The fourth proportional to 77,060,256.68, 106,358,603.45 and 45,715,703.83 is: 63,096,836.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,060,256.68 : 106,358,603.45 = 45,715,703.83 : x
  2. Step 2: Convert to fraction form
    77,060,256.68/106,358,603.45 = 45,715,703.83/x
  3. Step 3: Cross multiply
    77,060,256.68x = 106,358,603.45 × 45,715,703.83
  4. Step 4: Simplify right side
    77,060,256.68x = 4,862,258,414,598,141
  5. Step 5: Solve for x
    x = 4,862,258,414,598,141/77,060,256.68
  6. Step 6: Final answer
    x = 63,096,836.47

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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.