Home / 123,663,889.30-185,495,833.95-42,884,857.30

Finding the Fourth Proportional to 123,663,889.30, 185,495,833.95 and 42,884,857.30

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Solution

The fourth proportional to 123,663,889.30, 185,495,833.95 and 42,884,857.30 is: 64,327,285.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,663,889.30 : 185,495,833.95 = 42,884,857.30 : x
  2. Step 2: Convert to fraction form
    123,663,889.30/185,495,833.95 = 42,884,857.30/x
  3. Step 3: Cross multiply
    123,663,889.30x = 185,495,833.95 × 42,884,857.30
  4. Step 4: Simplify right side
    123,663,889.30x = 7,954,962,368,690,244
  5. Step 5: Solve for x
    x = 7,954,962,368,690,244/123,663,889.30
  6. Step 6: Final answer
    x = 64,327,285.95

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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.