Home / 121,451,373.90-182,177,060.85-109,736,052.30

Finding the Fourth Proportional to 121,451,373.90, 182,177,060.85 and 109,736,052.30

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Solution

The fourth proportional to 121,451,373.90, 182,177,060.85 and 109,736,052.30 is: 164,604,078.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,451,373.90 : 182,177,060.85 = 109,736,052.30 : x
  2. Step 2: Convert to fraction form
    121,451,373.90/182,177,060.85 = 109,736,052.30/x
  3. Step 3: Cross multiply
    121,451,373.90x = 182,177,060.85 × 109,736,052.30
  4. Step 4: Simplify right side
    121,451,373.90x = 19,991,391,477,295,880
  5. Step 5: Solve for x
    x = 19,991,391,477,295,880/121,451,373.90
  6. Step 6: Final answer
    x = 164,604,078.45

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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.