Home / 695,250,218.60-1,042,875,327.90-313,044,266.60

Finding the Fourth Proportional to 695,250,218.60, 1,042,875,327.90 and 313,044,266.60

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Solution

The fourth proportional to 695,250,218.60, 1,042,875,327.90 and 313,044,266.60 is: 469,566,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,250,218.60 : 1,042,875,327.90 = 313,044,266.60 : x
  2. Step 2: Convert to fraction form
    695,250,218.60/1,042,875,327.90 = 313,044,266.60/x
  3. Step 3: Cross multiply
    695,250,218.60x = 1,042,875,327.90 × 313,044,266.60
  4. Step 4: Simplify right side
    695,250,218.60x = 326,466,142,177,690,048
  5. Step 5: Solve for x
    x = 326,466,142,177,690,048/695,250,218.60
  6. Step 6: Final answer
    x = 469,566,399.90

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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.