Home / 99,514,909.60-149,338,719.60-56,384,029.60

Finding the Fourth Proportional to 99,514,909.60, 149,338,719.60 and 56,384,029.60

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Solution

The fourth proportional to 99,514,909.60, 149,338,719.60 and 56,384,029.60 is: 84,613,640.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,514,909.60 : 149,338,719.60 = 56,384,029.60 : x
  2. Step 2: Convert to fraction form
    99,514,909.60/149,338,719.60 = 56,384,029.60/x
  3. Step 3: Cross multiply
    99,514,909.60x = 149,338,719.60 × 56,384,029.60
  4. Step 4: Simplify right side
    99,514,909.60x = 8,420,318,786,352,500
  5. Step 5: Solve for x
    x = 8,420,318,786,352,500/99,514,909.60
  6. Step 6: Final answer
    x = 84,613,640.51

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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.