Home / 238,060,543.20-328,512,643.56-132,220,725.72

Finding the Fourth Proportional to 238,060,543.20, 328,512,643.56 and 132,220,725.72

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Solution

The fourth proportional to 238,060,543.20, 328,512,643.56 and 132,220,725.72 is: 182,458,544.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,060,543.20 : 328,512,643.56 = 132,220,725.72 : x
  2. Step 2: Convert to fraction form
    238,060,543.20/328,512,643.56 = 132,220,725.72/x
  3. Step 3: Cross multiply
    238,060,543.20x = 328,512,643.56 × 132,220,725.72
  4. Step 4: Simplify right side
    238,060,543.20x = 43,436,180,139,698,888
  5. Step 5: Solve for x
    x = 43,436,180,139,698,888/238,060,543.20
  6. Step 6: Final answer
    x = 182,458,544.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.