Home / 121,452,000.90-182,178,001.35-109,736,679.30

Finding the Fourth Proportional to 121,452,000.90, 182,178,001.35 and 109,736,679.30

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Solution

The fourth proportional to 121,452,000.90, 182,178,001.35 and 109,736,679.30 is: 164,605,018.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,452,000.90 : 182,178,001.35 = 109,736,679.30 : x
  2. Step 2: Convert to fraction form
    121,452,000.90/182,178,001.35 = 109,736,679.30/x
  3. Step 3: Cross multiply
    121,452,000.90x = 182,178,001.35 × 109,736,679.30
  4. Step 4: Simplify right side
    121,452,000.90x = 19,991,608,909,659,916
  5. Step 5: Solve for x
    x = 19,991,608,909,659,916/121,452,000.90
  6. Step 6: Final answer
    x = 164,605,018.95

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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.