Home / 102,007,218,601.02-140,815,106,421.17-65,895,862,388.93

Finding the Fourth Proportional to 102,007,218,601.02, 140,815,106,421.17 and 65,895,862,388.93

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Solution

The fourth proportional to 102,007,218,601.02, 140,815,106,421.17 and 65,895,862,388.93 is: 90,965,453,251.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,007,218,601.02 : 140,815,106,421.17 = 65,895,862,388.93 : x
  2. Step 2: Convert to fraction form
    102,007,218,601.02/140,815,106,421.17 = 65,895,862,388.93/x
  3. Step 3: Cross multiply
    102,007,218,601.02x = 140,815,106,421.17 × 65,895,862,388.93
  4. Step 4: Simplify right side
    102,007,218,601.02x = 9,279,132,875,011,248,881,664
  5. Step 5: Solve for x
    x = 9,279,132,875,011,248,881,664/102,007,218,601.02
  6. Step 6: Final answer
    x = 90,965,453,251.94

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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.