Home / 3,187,641,296.11-4,398,960,267.24-1,758,712,330.78

Finding the Fourth Proportional to 3,187,641,296.11, 4,398,960,267.24 and 1,758,712,330.78

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Solution

The fourth proportional to 3,187,641,296.11, 4,398,960,267.24 and 1,758,712,330.78 is: 2,427,031,446.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,641,296.11 : 4,398,960,267.24 = 1,758,712,330.78 : x
  2. Step 2: Convert to fraction form
    3,187,641,296.11/4,398,960,267.24 = 1,758,712,330.78/x
  3. Step 3: Cross multiply
    3,187,641,296.11x = 4,398,960,267.24 × 1,758,712,330.78
  4. Step 4: Simplify right side
    3,187,641,296.11x = 7,736,505,664,575,483,904
  5. Step 5: Solve for x
    x = 7,736,505,664,575,483,904/3,187,641,296.11
  6. Step 6: Final answer
    x = 2,427,031,446.11

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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.