Home / 198,492,278.97-297,752,639.23-52,925,077.83

Finding the Fourth Proportional to 198,492,278.97, 297,752,639.23 and 52,925,077.83

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Solution

The fourth proportional to 198,492,278.97, 297,752,639.23 and 52,925,077.83 is: 79,391,408.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,492,278.97 : 297,752,639.23 = 52,925,077.83 : x
  2. Step 2: Convert to fraction form
    198,492,278.97/297,752,639.23 = 52,925,077.83/x
  3. Step 3: Cross multiply
    198,492,278.97x = 297,752,639.23 × 52,925,077.83
  4. Step 4: Simplify right side
    198,492,278.97x = 15,758,581,606,518,390
  5. Step 5: Solve for x
    x = 15,758,581,606,518,390/198,492,278.97
  6. Step 6: Final answer
    x = 79,391,408.51

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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.