Home / 92,841,591.32-128,068,034.11-57,973,753.88

Finding the Fourth Proportional to 92,841,591.32, 128,068,034.11 and 57,973,753.88

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Solution

The fourth proportional to 92,841,591.32, 128,068,034.11 and 57,973,753.88 is: 79,970,459.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,841,591.32 : 128,068,034.11 = 57,973,753.88 : x
  2. Step 2: Convert to fraction form
    92,841,591.32/128,068,034.11 = 57,973,753.88/x
  3. Step 3: Cross multiply
    92,841,591.32x = 128,068,034.11 × 57,973,753.88
  4. Step 4: Simplify right side
    92,841,591.32x = 7,424,584,688,603,310
  5. Step 5: Solve for x
    x = 7,424,584,688,603,310/92,841,591.32
  6. Step 6: Final answer
    x = 79,970,459.18

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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.