Home / 159,540,571.38-220,182,915.02-93,516,542.04

Finding the Fourth Proportional to 159,540,571.38, 220,182,915.02 and 93,516,542.04

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Solution

The fourth proportional to 159,540,571.38, 220,182,915.02 and 93,516,542.04 is: 129,062,749.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,540,571.38 : 220,182,915.02 = 93,516,542.04 : x
  2. Step 2: Convert to fraction form
    159,540,571.38/220,182,915.02 = 93,516,542.04/x
  3. Step 3: Cross multiply
    159,540,571.38x = 220,182,915.02 × 93,516,542.04
  4. Step 4: Simplify right side
    159,540,571.38x = 20,590,744,828,957,580
  5. Step 5: Solve for x
    x = 20,590,744,828,957,580/159,540,571.38
  6. Step 6: Final answer
    x = 129,062,749.69

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1.5x scale

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.