Home / 99,112,865.34-136,720,654.44-92,098,478.36

Finding the Fourth Proportional to 99,112,865.34, 136,720,654.44 and 92,098,478.36

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Solution

The fourth proportional to 99,112,865.34, 136,720,654.44 and 92,098,478.36 is: 127,044,699.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,112,865.34 : 136,720,654.44 = 92,098,478.36 : x
  2. Step 2: Convert to fraction form
    99,112,865.34/136,720,654.44 = 92,098,478.36/x
  3. Step 3: Cross multiply
    99,112,865.34x = 136,720,654.44 × 92,098,478.36
  4. Step 4: Simplify right side
    99,112,865.34x = 12,591,764,234,307,378
  5. Step 5: Solve for x
    x = 12,591,764,234,307,378/99,112,865.34
  6. Step 6: Final answer
    x = 127,044,699.91

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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.