Home / 178,925,643.60-268,037,713.76-92,720,598.72

Finding the Fourth Proportional to 178,925,643.60, 268,037,713.76 and 92,720,598.72

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Solution

The fourth proportional to 178,925,643.60, 268,037,713.76 and 92,720,598.72 is: 138,899,135.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,925,643.60 : 268,037,713.76 = 92,720,598.72 : x
  2. Step 2: Convert to fraction form
    178,925,643.60/268,037,713.76 = 92,720,598.72/x
  3. Step 3: Cross multiply
    178,925,643.60x = 268,037,713.76 × 92,720,598.72
  4. Step 4: Simplify right side
    178,925,643.60x = 24,852,617,299,367,180
  5. Step 5: Solve for x
    x = 24,852,617,299,367,180/178,925,643.60
  6. Step 6: Final answer
    x = 138,899,135.97

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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.