Home / 96,694,859.85-145,042,289.78-77,562,983.85

Finding the Fourth Proportional to 96,694,859.85, 145,042,289.78 and 77,562,983.85

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Solution

The fourth proportional to 96,694,859.85, 145,042,289.78 and 77,562,983.85 is: 116,344,475.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,694,859.85 : 145,042,289.78 = 77,562,983.85 : x
  2. Step 2: Convert to fraction form
    96,694,859.85/145,042,289.78 = 77,562,983.85/x
  3. Step 3: Cross multiply
    96,694,859.85x = 145,042,289.78 × 77,562,983.85
  4. Step 4: Simplify right side
    96,694,859.85x = 11,249,912,779,385,344
  5. Step 5: Solve for x
    x = 11,249,912,779,385,344/96,694,859.85
  6. Step 6: Final answer
    x = 116,344,475.78

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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.