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Finding the Fourth Proportional to 149,478,376.80, 224,217,565.20 and 149,478,376.80

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Solution

The fourth proportional to 149,478,376.80, 224,217,565.20 and 149,478,376.80 is: 224,217,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,478,376.80 : 224,217,565.20 = 149,478,376.80 : x
  2. Step 2: Convert to fraction form
    149,478,376.80/224,217,565.20 = 149,478,376.80/x
  3. Step 3: Cross multiply
    149,478,376.80x = 224,217,565.20 × 149,478,376.80
  4. Step 4: Simplify right side
    149,478,376.80x = 33,515,677,696,144,168
  5. Step 5: Solve for x
    x = 33,515,677,696,144,168/149,478,376.80
  6. Step 6: Final answer
    x = 224,217,565.20

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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.