Home / 75,520,512,000.80-113,280,768,001.20-36,338,429,952.80

Finding the Fourth Proportional to 75,520,512,000.80, 113,280,768,001.20 and 36,338,429,952.80

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Solution

The fourth proportional to 75,520,512,000.80, 113,280,768,001.20 and 36,338,429,952.80 is: 54,507,644,929.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,520,512,000.80 : 113,280,768,001.20 = 36,338,429,952.80 : x
  2. Step 2: Convert to fraction form
    75,520,512,000.80/113,280,768,001.20 = 36,338,429,952.80/x
  3. Step 3: Cross multiply
    75,520,512,000.80x = 113,280,768,001.20 × 36,338,429,952.80
  4. Step 4: Simplify right side
    75,520,512,000.80x = 4,116,445,253,010,993,971,200
  5. Step 5: Solve for x
    x = 4,116,445,253,010,993,971,200/75,520,512,000.80
  6. Step 6: Final answer
    x = 54,507,644,929.20

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Double scale
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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.