Home / 852,091,569.20-1,278,137,353.80-367,417,377.20

Finding the Fourth Proportional to 852,091,569.20, 1,278,137,353.80 and 367,417,377.20

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Solution

The fourth proportional to 852,091,569.20, 1,278,137,353.80 and 367,417,377.20 is: 551,126,065.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,091,569.20 : 1,278,137,353.80 = 367,417,377.20 : x
  2. Step 2: Convert to fraction form
    852,091,569.20/1,278,137,353.80 = 367,417,377.20/x
  3. Step 3: Cross multiply
    852,091,569.20x = 1,278,137,353.80 × 367,417,377.20
  4. Step 4: Simplify right side
    852,091,569.20x = 469,609,874,234,544,448
  5. Step 5: Solve for x
    x = 469,609,874,234,544,448/852,091,569.20
  6. Step 6: Final answer
    x = 551,126,065.80

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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.