Home / 755,887,963.50-1,043,125,404.21-408,207,451.50

Finding the Fourth Proportional to 755,887,963.50, 1,043,125,404.21 and 408,207,451.50

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Solution

The fourth proportional to 755,887,963.50, 1,043,125,404.21 and 408,207,451.50 is: 563,326,290.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,887,963.50 : 1,043,125,404.21 = 408,207,451.50 : x
  2. Step 2: Convert to fraction form
    755,887,963.50/1,043,125,404.21 = 408,207,451.50/x
  3. Step 3: Cross multiply
    755,887,963.50x = 1,043,125,404.21 × 408,207,451.50
  4. Step 4: Simplify right side
    755,887,963.50x = 425,811,562,847,471,488
  5. Step 5: Solve for x
    x = 425,811,562,847,471,488/755,887,963.50
  6. Step 6: Final answer
    x = 563,326,290.94

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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.