Home / 749,227,129.70-1,123,840,694.55-737,748,004.10

Finding the Fourth Proportional to 749,227,129.70, 1,123,840,694.55 and 737,748,004.10

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Solution

The fourth proportional to 749,227,129.70, 1,123,840,694.55 and 737,748,004.10 is: 1,106,622,006.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,227,129.70 : 1,123,840,694.55 = 737,748,004.10 : x
  2. Step 2: Convert to fraction form
    749,227,129.70/1,123,840,694.55 = 737,748,004.10/x
  3. Step 3: Cross multiply
    749,227,129.70x = 1,123,840,694.55 × 737,748,004.10
  4. Step 4: Simplify right side
    749,227,129.70x = 829,111,229,330,620,288
  5. Step 5: Solve for x
    x = 829,111,229,330,620,288/749,227,129.70
  6. Step 6: Final answer
    x = 1,106,622,006.15

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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.