Home / 66,331,170,031.30-99,496,755,046.95-54,553,587,165.70

Finding the Fourth Proportional to 66,331,170,031.30, 99,496,755,046.95 and 54,553,587,165.70

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Solution

The fourth proportional to 66,331,170,031.30, 99,496,755,046.95 and 54,553,587,165.70 is: 81,830,380,748.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,331,170,031.30 : 99,496,755,046.95 = 54,553,587,165.70 : x
  2. Step 2: Convert to fraction form
    66,331,170,031.30/99,496,755,046.95 = 54,553,587,165.70/x
  3. Step 3: Cross multiply
    66,331,170,031.30x = 99,496,755,046.95 × 54,553,587,165.70
  4. Step 4: Simplify right side
    66,331,170,031.30x = 5,427,904,899,158,088,089,600
  5. Step 5: Solve for x
    x = 5,427,904,899,158,088,089,600/66,331,170,031.30
  6. Step 6: Final answer
    x = 81,830,380,748.55

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Double scale
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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.