Home / 347,371,567.20-521,057,350.80-298,944,006.08

Finding the Fourth Proportional to 347,371,567.20, 521,057,350.80 and 298,944,006.08

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Solution

The fourth proportional to 347,371,567.20, 521,057,350.80 and 298,944,006.08 is: 448,416,009.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,371,567.20 : 521,057,350.80 = 298,944,006.08 : x
  2. Step 2: Convert to fraction form
    347,371,567.20/521,057,350.80 = 298,944,006.08/x
  3. Step 3: Cross multiply
    347,371,567.20x = 521,057,350.80 × 298,944,006.08
  4. Step 4: Simplify right side
    347,371,567.20x = 155,766,971,842,978,592
  5. Step 5: Solve for x
    x = 155,766,971,842,978,592/347,371,567.20
  6. Step 6: Final answer
    x = 448,416,009.11

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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.