Home / 99,514,883.60-149,338,680.60-56,384,003.60

Finding the Fourth Proportional to 99,514,883.60, 149,338,680.60 and 56,384,003.60

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Solution

The fourth proportional to 99,514,883.60, 149,338,680.60 and 56,384,003.60 is: 84,613,601.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,514,883.60 : 149,338,680.60 = 56,384,003.60 : x
  2. Step 2: Convert to fraction form
    99,514,883.60/149,338,680.60 = 56,384,003.60/x
  3. Step 3: Cross multiply
    99,514,883.60x = 149,338,680.60 × 56,384,003.60
  4. Step 4: Simplify right side
    99,514,883.60x = 8,420,312,704,569,650
  5. Step 5: Solve for x
    x = 8,420,312,704,569,650/99,514,883.60
  6. Step 6: Final answer
    x = 84,613,601.50

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1.5x scale

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.