Home / 94,961,877.60-142,442,816.40-79,656,376.80

Finding the Fourth Proportional to 94,961,877.60, 142,442,816.40 and 79,656,376.80

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Solution

The fourth proportional to 94,961,877.60, 142,442,816.40 and 79,656,376.80 is: 119,484,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,961,877.60 : 142,442,816.40 = 79,656,376.80 : x
  2. Step 2: Convert to fraction form
    94,961,877.60/142,442,816.40 = 79,656,376.80/x
  3. Step 3: Cross multiply
    94,961,877.60x = 142,442,816.40 × 79,656,376.80
  4. Step 4: Simplify right side
    94,961,877.60x = 11,346,478,655,611,620
  5. Step 5: Solve for x
    x = 11,346,478,655,611,620/94,961,877.60
  6. Step 6: Final answer
    x = 119,484,565.20

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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.