Home / 655,520,400.60-983,154,629.70-195,473,578.20

Finding the Fourth Proportional to 655,520,400.60, 983,154,629.70 and 195,473,578.20

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Solution

The fourth proportional to 655,520,400.60, 983,154,629.70 and 195,473,578.20 is: 293,172,803.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,520,400.60 : 983,154,629.70 = 195,473,578.20 : x
  2. Step 2: Convert to fraction form
    655,520,400.60/983,154,629.70 = 195,473,578.20/x
  3. Step 3: Cross multiply
    655,520,400.60x = 983,154,629.70 × 195,473,578.20
  4. Step 4: Simplify right side
    655,520,400.60x = 192,180,753,391,354,976
  5. Step 5: Solve for x
    x = 192,180,753,391,354,976/655,520,400.60
  6. Step 6: Final answer
    x = 293,172,803.19

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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.