Home / 124,690,190.10-186,716,420.55-92,166,000.90

Finding the Fourth Proportional to 124,690,190.10, 186,716,420.55 and 92,166,000.90

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Solution

The fourth proportional to 124,690,190.10, 186,716,420.55 and 92,166,000.90 is: 138,013,309.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,690,190.10 : 186,716,420.55 = 92,166,000.90 : x
  2. Step 2: Convert to fraction form
    124,690,190.10/186,716,420.55 = 92,166,000.90/x
  3. Step 3: Cross multiply
    124,690,190.10x = 186,716,420.55 × 92,166,000.90
  4. Step 4: Simplify right side
    124,690,190.10x = 17,208,905,784,456,080
  5. Step 5: Solve for x
    x = 17,208,905,784,456,080/124,690,190.10
  6. Step 6: Final answer
    x = 138,013,309.39

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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.