Home / 96,699,346.80-145,049,020.20-91,025,977.20

Finding the Fourth Proportional to 96,699,346.80, 145,049,020.20 and 91,025,977.20

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Solution

The fourth proportional to 96,699,346.80, 145,049,020.20 and 91,025,977.20 is: 136,538,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,699,346.80 : 145,049,020.20 = 91,025,977.20 : x
  2. Step 2: Convert to fraction form
    96,699,346.80/145,049,020.20 = 91,025,977.20/x
  3. Step 3: Cross multiply
    96,699,346.80x = 145,049,020.20 × 91,025,977.20
  4. Step 4: Simplify right side
    96,699,346.80x = 13,203,228,805,607,538
  5. Step 5: Solve for x
    x = 13,203,228,805,607,538/96,699,346.80
  6. Step 6: Final answer
    x = 136,538,965.80

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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.