Home / 121,265,167.20-182,011,912.20-63,798,680.40

Finding the Fourth Proportional to 121,265,167.20, 182,011,912.20 and 63,798,680.40

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Solution

The fourth proportional to 121,265,167.20, 182,011,912.20 and 63,798,680.40 is: 95,758,081.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,265,167.20 : 182,011,912.20 = 63,798,680.40 : x
  2. Step 2: Convert to fraction form
    121,265,167.20/182,011,912.20 = 63,798,680.40/x
  3. Step 3: Cross multiply
    121,265,167.20x = 182,011,912.20 × 63,798,680.40
  4. Step 4: Simplify right side
    121,265,167.20x = 11,612,119,815,440,660
  5. Step 5: Solve for x
    x = 11,612,119,815,440,660/121,265,167.20
  6. Step 6: Final answer
    x = 95,758,081.93

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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.