Home / 85,960,178.10-128,940,267.15-24,549,218.10

Finding the Fourth Proportional to 85,960,178.10, 128,940,267.15 and 24,549,218.10

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Solution

The fourth proportional to 85,960,178.10, 128,940,267.15 and 24,549,218.10 is: 36,823,827.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,960,178.10 : 128,940,267.15 = 24,549,218.10 : x
  2. Step 2: Convert to fraction form
    85,960,178.10/128,940,267.15 = 24,549,218.10/x
  3. Step 3: Cross multiply
    85,960,178.10x = 128,940,267.15 × 24,549,218.10
  4. Step 4: Simplify right side
    85,960,178.10x = 3,165,382,740,137,616
  5. Step 5: Solve for x
    x = 3,165,382,740,137,616/85,960,178.10
  6. Step 6: Final answer
    x = 36,823,827.15

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Similar ratio
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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.