Home / 238,172,497.40-357,258,746.10-236,156,958.20

Finding the Fourth Proportional to 238,172,497.40, 357,258,746.10 and 236,156,958.20

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Solution

The fourth proportional to 238,172,497.40, 357,258,746.10 and 236,156,958.20 is: 354,235,437.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,172,497.40 : 357,258,746.10 = 236,156,958.20 : x
  2. Step 2: Convert to fraction form
    238,172,497.40/357,258,746.10 = 236,156,958.20/x
  3. Step 3: Cross multiply
    238,172,497.40x = 357,258,746.10 × 236,156,958.20
  4. Step 4: Simplify right side
    238,172,497.40x = 84,369,138,769,322,112
  5. Step 5: Solve for x
    x = 84,369,138,769,322,112/238,172,497.40
  6. Step 6: Final answer
    x = 354,235,437.30

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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.