Home / 65,780,366.40-98,390,613.60-59,005,915.20

Finding the Fourth Proportional to 65,780,366.40, 98,390,613.60 and 59,005,915.20

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Solution

The fourth proportional to 65,780,366.40, 98,390,613.60 and 59,005,915.20 is: 88,257,766.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,780,366.40 : 98,390,613.60 = 59,005,915.20 : x
  2. Step 2: Convert to fraction form
    65,780,366.40/98,390,613.60 = 59,005,915.20/x
  3. Step 3: Cross multiply
    65,780,366.40x = 98,390,613.60 × 59,005,915.20
  4. Step 4: Simplify right side
    65,780,366.40x = 5,805,628,202,557,567
  5. Step 5: Solve for x
    x = 5,805,628,202,557,567/65,780,366.40
  6. Step 6: Final answer
    x = 88,257,766.27

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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.