Home / 663,552,002.80-995,328,004.20-300,754,946.80

Finding the Fourth Proportional to 663,552,002.80, 995,328,004.20 and 300,754,946.80

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Solution

The fourth proportional to 663,552,002.80, 995,328,004.20 and 300,754,946.80 is: 451,132,420.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,552,002.80 : 995,328,004.20 = 300,754,946.80 : x
  2. Step 2: Convert to fraction form
    663,552,002.80/995,328,004.20 = 300,754,946.80/x
  3. Step 3: Cross multiply
    663,552,002.80x = 995,328,004.20 × 300,754,946.80
  4. Step 4: Simplify right side
    663,552,002.80x = 299,349,820,951,721,216
  5. Step 5: Solve for x
    x = 299,349,820,951,721,216/663,552,002.80
  6. Step 6: Final answer
    x = 451,132,420.20

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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.