Home / 75,520,512,005.80-113,280,768,008.70-36,338,429,957.80

Finding the Fourth Proportional to 75,520,512,005.80, 113,280,768,008.70 and 36,338,429,957.80

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Solution

The fourth proportional to 75,520,512,005.80, 113,280,768,008.70 and 36,338,429,957.80 is: 54,507,644,936.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,520,512,005.80 : 113,280,768,008.70 = 36,338,429,957.80 : x
  2. Step 2: Convert to fraction form
    75,520,512,005.80/113,280,768,008.70 = 36,338,429,957.80/x
  3. Step 3: Cross multiply
    75,520,512,005.80x = 113,280,768,008.70 × 36,338,429,957.80
  4. Step 4: Simplify right side
    75,520,512,005.80x = 4,116,445,253,849,936,035,840
  5. Step 5: Solve for x
    x = 4,116,445,253,849,936,035,840/75,520,512,005.80
  6. Step 6: Final answer
    x = 54,507,644,936.70

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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.