Home / 75,520,512,013.80-113,280,768,020.70-36,338,429,965.80

Finding the Fourth Proportional to 75,520,512,013.80, 113,280,768,020.70 and 36,338,429,965.80

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Solution

The fourth proportional to 75,520,512,013.80, 113,280,768,020.70 and 36,338,429,965.80 is: 54,507,644,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,520,512,013.80 : 113,280,768,020.70 = 36,338,429,965.80 : x
  2. Step 2: Convert to fraction form
    75,520,512,013.80/113,280,768,020.70 = 36,338,429,965.80/x
  3. Step 3: Cross multiply
    75,520,512,013.80x = 113,280,768,020.70 × 36,338,429,965.80
  4. Step 4: Simplify right side
    75,520,512,013.80x = 4,116,445,255,192,243,339,264
  5. Step 5: Solve for x
    x = 4,116,445,255,192,243,339,264/75,520,512,013.80
  6. Step 6: Final answer
    x = 54,507,644,948.70

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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.