Home / 720,494,603.52-1,080,759,598.88-202,921,542.24

Finding the Fourth Proportional to 720,494,603.52, 1,080,759,598.88 and 202,921,542.24

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Solution

The fourth proportional to 720,494,603.52, 1,080,759,598.88 and 202,921,542.24 is: 304,387,296.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,494,603.52 : 1,080,759,598.88 = 202,921,542.24 : x
  2. Step 2: Convert to fraction form
    720,494,603.52/1,080,759,598.88 = 202,921,542.24/x
  3. Step 3: Cross multiply
    720,494,603.52x = 1,080,759,598.88 × 202,921,542.24
  4. Step 4: Simplify right side
    720,494,603.52x = 219,309,404,595,413,408
  5. Step 5: Solve for x
    x = 219,309,404,595,413,408/720,494,603.52
  6. Step 6: Final answer
    x = 304,387,296.62

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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.