Home / 118,071,856.41-162,931,288.64-67,837,691.13

Finding the Fourth Proportional to 118,071,856.41, 162,931,288.64 and 67,837,691.13

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Solution

The fourth proportional to 118,071,856.41, 162,931,288.64 and 67,837,691.13 is: 93,611,490.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,071,856.41 : 162,931,288.64 = 67,837,691.13 : x
  2. Step 2: Convert to fraction form
    118,071,856.41/162,931,288.64 = 67,837,691.13/x
  3. Step 3: Cross multiply
    118,071,856.41x = 162,931,288.64 × 67,837,691.13
  4. Step 4: Simplify right side
    118,071,856.41x = 11,052,882,433,604,264
  5. Step 5: Solve for x
    x = 11,052,882,433,604,264/118,071,856.41
  6. Step 6: Final answer
    x = 93,611,490.24

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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.