Home / 98,748,338.41-148,123,000.30-40,487,839.39

Finding the Fourth Proportional to 98,748,338.41, 148,123,000.30 and 40,487,839.39

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Solution

The fourth proportional to 98,748,338.41, 148,123,000.30 and 40,487,839.39 is: 60,731,961.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,748,338.41 : 148,123,000.30 = 40,487,839.39 : x
  2. Step 2: Convert to fraction form
    98,748,338.41/148,123,000.30 = 40,487,839.39/x
  3. Step 3: Cross multiply
    98,748,338.41x = 148,123,000.30 × 40,487,839.39
  4. Step 4: Simplify right side
    98,748,338.41x = 5,997,180,246,111,322
  5. Step 5: Solve for x
    x = 5,997,180,246,111,322/98,748,338.41
  6. Step 6: Final answer
    x = 60,731,961.09

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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.