Home / 121,265,216.70-182,011,986.45-63,798,729.90

Finding the Fourth Proportional to 121,265,216.70, 182,011,986.45 and 63,798,729.90

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Solution

The fourth proportional to 121,265,216.70, 182,011,986.45 and 63,798,729.90 is: 95,758,156.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,265,216.70 : 182,011,986.45 = 63,798,729.90 : x
  2. Step 2: Convert to fraction form
    121,265,216.70/182,011,986.45 = 63,798,729.90/x
  3. Step 3: Cross multiply
    121,265,216.70x = 182,011,986.45 × 63,798,729.90
  4. Step 4: Simplify right side
    121,265,216.70x = 11,612,133,562,086,008
  5. Step 5: Solve for x
    x = 11,612,133,562,086,008/121,265,216.70
  6. Step 6: Final answer
    x = 95,758,156.20

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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.