Home / 408,326,508,001.80-612,489,762,002.70-408,326,508,001.80

Finding the Fourth Proportional to 408,326,508,001.80, 612,489,762,002.70 and 408,326,508,001.80

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Solution

The fourth proportional to 408,326,508,001.80, 612,489,762,002.70 and 408,326,508,001.80 is: 612,489,762,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,326,508,001.80 : 612,489,762,002.70 = 408,326,508,001.80 : x
  2. Step 2: Convert to fraction form
    408,326,508,001.80/612,489,762,002.70 = 408,326,508,001.80/x
  3. Step 3: Cross multiply
    408,326,508,001.80x = 612,489,762,002.70 × 408,326,508,001.80
  4. Step 4: Simplify right side
    408,326,508,001.80x = 250,095,805,705,416,022,687,744
  5. Step 5: Solve for x
    x = 250,095,805,705,416,022,687,744/408,326,508,001.80
  6. Step 6: Final answer
    x = 612,489,762,002.70

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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.