Home / 175,878,139.20-263,817,208.80-149,802,100.80

Finding the Fourth Proportional to 175,878,139.20, 263,817,208.80 and 149,802,100.80

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Solution

The fourth proportional to 175,878,139.20, 263,817,208.80 and 149,802,100.80 is: 224,703,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,878,139.20 : 263,817,208.80 = 149,802,100.80 : x
  2. Step 2: Convert to fraction form
    175,878,139.20/263,817,208.80 = 149,802,100.80/x
  3. Step 3: Cross multiply
    175,878,139.20x = 263,817,208.80 × 149,802,100.80
  4. Step 4: Simplify right side
    175,878,139.20x = 39,520,372,105,432,248
  5. Step 5: Solve for x
    x = 39,520,372,105,432,248/175,878,139.20
  6. Step 6: Final answer
    x = 224,703,151.20

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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.