Home / 124,813,826.64-187,097,916.96-72,932,587.92

Finding the Fourth Proportional to 124,813,826.64, 187,097,916.96 and 72,932,587.92

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Solution

The fourth proportional to 124,813,826.64, 187,097,916.96 and 72,932,587.92 is: 109,327,112.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,813,826.64 : 187,097,916.96 = 72,932,587.92 : x
  2. Step 2: Convert to fraction form
    124,813,826.64/187,097,916.96 = 72,932,587.92/x
  3. Step 3: Cross multiply
    124,813,826.64x = 187,097,916.96 × 72,932,587.92
  4. Step 4: Simplify right side
    124,813,826.64x = 13,645,535,278,334,060
  5. Step 5: Solve for x
    x = 13,645,535,278,334,060/124,813,826.64
  6. Step 6: Final answer
    x = 109,327,112.59

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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.