Home / 178,854,704.10-268,282,056.15-165,940,687.80

Finding the Fourth Proportional to 178,854,704.10, 268,282,056.15 and 165,940,687.80

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Solution

The fourth proportional to 178,854,704.10, 268,282,056.15 and 165,940,687.80 is: 248,911,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,854,704.10 : 268,282,056.15 = 165,940,687.80 : x
  2. Step 2: Convert to fraction form
    178,854,704.10/268,282,056.15 = 165,940,687.80/x
  3. Step 3: Cross multiply
    178,854,704.10x = 268,282,056.15 × 165,940,687.80
  4. Step 4: Simplify right side
    178,854,704.10x = 44,518,908,921,929,224
  5. Step 5: Solve for x
    x = 44,518,908,921,929,224/178,854,704.10
  6. Step 6: Final answer
    x = 248,911,031.70

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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.