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Finding the Fourth Proportional to 94,775,960.20, 133,068,981.80 and 94,775,960.20

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Solution

The fourth proportional to 94,775,960.20, 133,068,981.80 and 94,775,960.20 is: 133,068,981.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,775,960.20 : 133,068,981.80 = 94,775,960.20 : x
  2. Step 2: Convert to fraction form
    94,775,960.20/133,068,981.80 = 94,775,960.20/x
  3. Step 3: Cross multiply
    94,775,960.20x = 133,068,981.80 × 94,775,960.20
  4. Step 4: Simplify right side
    94,775,960.20x = 12,611,740,522,931,324
  5. Step 5: Solve for x
    x = 12,611,740,522,931,324/94,775,960.20
  6. Step 6: Final answer
    x = 133,068,981.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.