Home / 254,438,578.80-381,657,868.20-173,817,010.80

Finding the Fourth Proportional to 254,438,578.80, 381,657,868.20 and 173,817,010.80

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Solution

The fourth proportional to 254,438,578.80, 381,657,868.20 and 173,817,010.80 is: 260,725,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,438,578.80 : 381,657,868.20 = 173,817,010.80 : x
  2. Step 2: Convert to fraction form
    254,438,578.80/381,657,868.20 = 173,817,010.80/x
  3. Step 3: Cross multiply
    254,438,578.80x = 381,657,868.20 × 173,817,010.80
  4. Step 4: Simplify right side
    254,438,578.80x = 66,338,629,798,824,376
  5. Step 5: Solve for x
    x = 66,338,629,798,824,376/254,438,578.80
  6. Step 6: Final answer
    x = 260,725,516.20

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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.