Home / 284,024,894.18-391,950,538.20-158,579,012.25

Finding the Fourth Proportional to 284,024,894.18, 391,950,538.20 and 158,579,012.25

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Solution

The fourth proportional to 284,024,894.18, 391,950,538.20 and 158,579,012.25 is: 218,836,906.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,024,894.18 : 391,950,538.20 = 158,579,012.25 : x
  2. Step 2: Convert to fraction form
    284,024,894.18/391,950,538.20 = 158,579,012.25/x
  3. Step 3: Cross multiply
    284,024,894.18x = 391,950,538.20 × 158,579,012.25
  4. Step 4: Simplify right side
    284,024,894.18x = 62,155,129,198,611,888
  5. Step 5: Solve for x
    x = 62,155,129,198,611,888/284,024,894.18
  6. Step 6: Final answer
    x = 218,836,906.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.