Home / 238,234,680.56-357,271,681.91-90,647,204.00

Finding the Fourth Proportional to 238,234,680.56, 357,271,681.91 and 90,647,204.00

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Solution

The fourth proportional to 238,234,680.56, 357,271,681.91 and 90,647,204.00 is: 135,940,237.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,234,680.56 : 357,271,681.91 = 90,647,204.00 : x
  2. Step 2: Convert to fraction form
    238,234,680.56/357,271,681.91 = 90,647,204.00/x
  3. Step 3: Cross multiply
    238,234,680.56x = 357,271,681.91 × 90,647,204.00
  4. Step 4: Simplify right side
    238,234,680.56x = 32,385,679,034,900,684
  5. Step 5: Solve for x
    x = 32,385,679,034,900,684/238,234,680.56
  6. Step 6: Final answer
    x = 135,940,237.41

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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.