Home / 98,434,697.20-147,652,045.80-52,518,194.80

Finding the Fourth Proportional to 98,434,697.20, 147,652,045.80 and 52,518,194.80

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Solution

The fourth proportional to 98,434,697.20, 147,652,045.80 and 52,518,194.80 is: 78,777,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,434,697.20 : 147,652,045.80 = 52,518,194.80 : x
  2. Step 2: Convert to fraction form
    98,434,697.20/147,652,045.80 = 52,518,194.80/x
  3. Step 3: Cross multiply
    98,434,697.20x = 147,652,045.80 × 52,518,194.80
  4. Step 4: Simplify right side
    98,434,697.20x = 7,754,418,903,942,922
  5. Step 5: Solve for x
    x = 7,754,418,903,942,922/98,434,697.20
  6. Step 6: Final answer
    x = 78,777,292.20

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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.