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Finding the Fourth Proportional to 352,341,000.10, 528,511,500.15 and 352,341,000.10

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Solution

The fourth proportional to 352,341,000.10, 528,511,500.15 and 352,341,000.10 is: 528,511,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,341,000.10 : 528,511,500.15 = 352,341,000.10 : x
  2. Step 2: Convert to fraction form
    352,341,000.10/528,511,500.15 = 352,341,000.10/x
  3. Step 3: Cross multiply
    352,341,000.10x = 528,511,500.15 × 352,341,000.10
  4. Step 4: Simplify right side
    352,341,000.10x = 186,216,270,527,202,304
  5. Step 5: Solve for x
    x = 186,216,270,527,202,304/352,341,000.10
  6. Step 6: Final answer
    x = 528,511,500.15

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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.