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Finding the Fourth Proportional to 363,832,000.20, 545,748,000.30 and 363,832,000.20

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Solution

The fourth proportional to 363,832,000.20, 545,748,000.30 and 363,832,000.20 is: 545,748,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,832,000.20 : 545,748,000.30 = 363,832,000.20 : x
  2. Step 2: Convert to fraction form
    363,832,000.20/545,748,000.30 = 363,832,000.20/x
  3. Step 3: Cross multiply
    363,832,000.20x = 545,748,000.30 × 363,832,000.20
  4. Step 4: Simplify right side
    363,832,000.20x = 198,560,586,554,299,168
  5. Step 5: Solve for x
    x = 198,560,586,554,299,168/363,832,000.20
  6. Step 6: Final answer
    x = 545,748,000.30

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1.5x scale

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.