Home / 749,227,126.20-1,123,840,689.30-737,748,000.60

Finding the Fourth Proportional to 749,227,126.20, 1,123,840,689.30 and 737,748,000.60

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Solution

The fourth proportional to 749,227,126.20, 1,123,840,689.30 and 737,748,000.60 is: 1,106,622,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,227,126.20 : 1,123,840,689.30 = 737,748,000.60 : x
  2. Step 2: Convert to fraction form
    749,227,126.20/1,123,840,689.30 = 737,748,000.60/x
  3. Step 3: Cross multiply
    749,227,126.20x = 1,123,840,689.30 × 737,748,000.60
  4. Step 4: Simplify right side
    749,227,126.20x = 829,111,221,524,000,768
  5. Step 5: Solve for x
    x = 829,111,221,524,000,768/749,227,126.20
  6. Step 6: Final answer
    x = 1,106,622,000.90

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1.5x scale

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.