Home / 98,409,862.60-147,614,793.90-64,436,000.20

Finding the Fourth Proportional to 98,409,862.60, 147,614,793.90 and 64,436,000.20

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Solution

The fourth proportional to 98,409,862.60, 147,614,793.90 and 64,436,000.20 is: 96,654,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,409,862.60 : 147,614,793.90 = 64,436,000.20 : x
  2. Step 2: Convert to fraction form
    98,409,862.60/147,614,793.90 = 64,436,000.20/x
  3. Step 3: Cross multiply
    98,409,862.60x = 147,614,793.90 × 64,436,000.20
  4. Step 4: Simplify right side
    98,409,862.60x = 9,511,706,889,263,360
  5. Step 5: Solve for x
    x = 9,511,706,889,263,360/98,409,862.60
  6. Step 6: Final answer
    x = 96,654,000.30

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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.