Home / 98,489,717.40-147,734,576.10-75,814,901.40

Finding the Fourth Proportional to 98,489,717.40, 147,734,576.10 and 75,814,901.40

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Solution

The fourth proportional to 98,489,717.40, 147,734,576.10 and 75,814,901.40 is: 113,722,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,489,717.40 : 147,734,576.10 = 75,814,901.40 : x
  2. Step 2: Convert to fraction form
    98,489,717.40/147,734,576.10 = 75,814,901.40/x
  3. Step 3: Cross multiply
    98,489,717.40x = 147,734,576.10 × 75,814,901.40
  4. Step 4: Simplify right side
    98,489,717.40x = 11,200,482,320,392,296
  5. Step 5: Solve for x
    x = 11,200,482,320,392,296/98,489,717.40
  6. Step 6: Final answer
    x = 113,722,352.10

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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.