Home / 1,323,798,164.28-1,984,317,861.78-740,677,479.48

Finding the Fourth Proportional to 1,323,798,164.28, 1,984,317,861.78 and 740,677,479.48

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Solution

The fourth proportional to 1,323,798,164.28, 1,984,317,861.78 and 740,677,479.48 is: 1,110,244,440.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,798,164.28 : 1,984,317,861.78 = 740,677,479.48 : x
  2. Step 2: Convert to fraction form
    1,323,798,164.28/1,984,317,861.78 = 740,677,479.48/x
  3. Step 3: Cross multiply
    1,323,798,164.28x = 1,984,317,861.78 × 740,677,479.48
  4. Step 4: Simplify right side
    1,323,798,164.28x = 1,469,739,552,350,353,408
  5. Step 5: Solve for x
    x = 1,469,739,552,350,353,408/1,323,798,164.28
  6. Step 6: Final answer
    x = 1,110,244,440.59

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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.