Home / 178,020,083.70-267,030,125.55-109,145,330.10

Finding the Fourth Proportional to 178,020,083.70, 267,030,125.55 and 109,145,330.10

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Solution

The fourth proportional to 178,020,083.70, 267,030,125.55 and 109,145,330.10 is: 163,717,995.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,020,083.70 : 267,030,125.55 = 109,145,330.10 : x
  2. Step 2: Convert to fraction form
    178,020,083.70/267,030,125.55 = 109,145,330.10/x
  3. Step 3: Cross multiply
    178,020,083.70x = 267,030,125.55 × 109,145,330.10
  4. Step 4: Simplify right side
    178,020,083.70x = 29,145,091,199,799,192
  5. Step 5: Solve for x
    x = 29,145,091,199,799,192/178,020,083.70
  6. Step 6: Final answer
    x = 163,717,995.15

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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.