Home / 98,419,710.40-147,629,565.60-40,892,862.40

Finding the Fourth Proportional to 98,419,710.40, 147,629,565.60 and 40,892,862.40

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Solution

The fourth proportional to 98,419,710.40, 147,629,565.60 and 40,892,862.40 is: 61,339,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,419,710.40 : 147,629,565.60 = 40,892,862.40 : x
  2. Step 2: Convert to fraction form
    98,419,710.40/147,629,565.60 = 40,892,862.40/x
  3. Step 3: Cross multiply
    98,419,710.40x = 147,629,565.60 × 40,892,862.40
  4. Step 4: Simplify right side
    98,419,710.40x = 6,036,995,512,252,573
  5. Step 5: Solve for x
    x = 6,036,995,512,252,573/98,419,710.40
  6. Step 6: Final answer
    x = 61,339,293.60

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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.