Home / 81,894,404,121.30-122,841,606,181.95-23,006,489,793.30

Finding the Fourth Proportional to 81,894,404,121.30, 122,841,606,181.95 and 23,006,489,793.30

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Solution

The fourth proportional to 81,894,404,121.30, 122,841,606,181.95 and 23,006,489,793.30 is: 34,509,734,689.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,894,404,121.30 : 122,841,606,181.95 = 23,006,489,793.30 : x
  2. Step 2: Convert to fraction form
    81,894,404,121.30/122,841,606,181.95 = 23,006,489,793.30/x
  3. Step 3: Cross multiply
    81,894,404,121.30x = 122,841,606,181.95 × 23,006,489,793.30
  4. Step 4: Simplify right side
    81,894,404,121.30x = 2,826,154,158,817,610,825,728
  5. Step 5: Solve for x
    x = 2,826,154,158,817,610,825,728/81,894,404,121.30
  6. Step 6: Final answer
    x = 34,509,734,689.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.