Home / 739,217,560.52-1,019,957,146.20-437,653,131.23

Finding the Fourth Proportional to 739,217,560.52, 1,019,957,146.20 and 437,653,131.23

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Solution

The fourth proportional to 739,217,560.52, 1,019,957,146.20 and 437,653,131.23 is: 603,864,765.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,217,560.52 : 1,019,957,146.20 = 437,653,131.23 : x
  2. Step 2: Convert to fraction form
    739,217,560.52/1,019,957,146.20 = 437,653,131.23/x
  3. Step 3: Cross multiply
    739,217,560.52x = 1,019,957,146.20 × 437,653,131.23
  4. Step 4: Simplify right side
    739,217,560.52x = 446,387,438,749,745,152
  5. Step 5: Solve for x
    x = 446,387,438,749,745,152/739,217,560.52
  6. Step 6: Final answer
    x = 603,864,765.39

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Double scale
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1.5x scale

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.