Home / 238,172,500.90-357,258,751.35-236,156,961.70

Finding the Fourth Proportional to 238,172,500.90, 357,258,751.35 and 236,156,961.70

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Solution

The fourth proportional to 238,172,500.90, 357,258,751.35 and 236,156,961.70 is: 354,235,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,172,500.90 : 357,258,751.35 = 236,156,961.70 : x
  2. Step 2: Convert to fraction form
    238,172,500.90/357,258,751.35 = 236,156,961.70/x
  3. Step 3: Cross multiply
    238,172,500.90x = 357,258,751.35 × 236,156,961.70
  4. Step 4: Simplify right side
    238,172,500.90x = 84,369,141,259,551,776
  5. Step 5: Solve for x
    x = 84,369,141,259,551,776/238,172,500.90
  6. Step 6: Final answer
    x = 354,235,442.55

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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.