Home / 65,483,915.60-98,225,873.40-60,193,125.20

Finding the Fourth Proportional to 65,483,915.60, 98,225,873.40 and 60,193,125.20

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Solution

The fourth proportional to 65,483,915.60, 98,225,873.40 and 60,193,125.20 is: 90,289,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,483,915.60 : 98,225,873.40 = 60,193,125.20 : x
  2. Step 2: Convert to fraction form
    65,483,915.60/98,225,873.40 = 60,193,125.20/x
  3. Step 3: Cross multiply
    65,483,915.60x = 98,225,873.40 × 60,193,125.20
  4. Step 4: Simplify right side
    65,483,915.60x = 5,912,522,295,445,550
  5. Step 5: Solve for x
    x = 5,912,522,295,445,550/65,483,915.60
  6. Step 6: Final answer
    x = 90,289,687.80

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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.