Home / 238,464,153.60-357,708,040.20-123,672,897.60

Finding the Fourth Proportional to 238,464,153.60, 357,708,040.20 and 123,672,897.60

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Solution

The fourth proportional to 238,464,153.60, 357,708,040.20 and 123,672,897.60 is: 185,515,471.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,464,153.60 : 357,708,040.20 = 123,672,897.60 : x
  2. Step 2: Convert to fraction form
    238,464,153.60/357,708,040.20 = 123,672,897.60/x
  3. Step 3: Cross multiply
    238,464,153.60x = 357,708,040.20 × 123,672,897.60
  4. Step 4: Simplify right side
    238,464,153.60x = 44,238,789,826,351,280
  5. Step 5: Solve for x
    x = 44,238,789,826,351,280/238,464,153.60
  6. Step 6: Final answer
    x = 185,515,471.23

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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.