Home / 170,937,970.80-256,406,956.20-49,773,375.60

Finding the Fourth Proportional to 170,937,970.80, 256,406,956.20 and 49,773,375.60

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Solution

The fourth proportional to 170,937,970.80, 256,406,956.20 and 49,773,375.60 is: 74,660,063.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,937,970.80 : 256,406,956.20 = 49,773,375.60 : x
  2. Step 2: Convert to fraction form
    170,937,970.80/256,406,956.20 = 49,773,375.60/x
  3. Step 3: Cross multiply
    170,937,970.80x = 256,406,956.20 × 49,773,375.60
  4. Step 4: Simplify right side
    170,937,970.80x = 12,762,239,737,395,348
  5. Step 5: Solve for x
    x = 12,762,239,737,395,348/170,937,970.80
  6. Step 6: Final answer
    x = 74,660,063.40

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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.