Home / 99,765,044.30-149,647,566.45-65,724,826.70

Finding the Fourth Proportional to 99,765,044.30, 149,647,566.45 and 65,724,826.70

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Solution

The fourth proportional to 99,765,044.30, 149,647,566.45 and 65,724,826.70 is: 98,587,240.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,765,044.30 : 149,647,566.45 = 65,724,826.70 : x
  2. Step 2: Convert to fraction form
    99,765,044.30/149,647,566.45 = 65,724,826.70/x
  3. Step 3: Cross multiply
    99,765,044.30x = 149,647,566.45 × 65,724,826.70
  4. Step 4: Simplify right side
    99,765,044.30x = 9,835,560,371,002,984
  5. Step 5: Solve for x
    x = 9,835,560,371,002,984/99,765,044.30
  6. Step 6: Final answer
    x = 98,587,240.05

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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.