Home / 663,552,030.30-995,328,045.45-300,754,974.30

Finding the Fourth Proportional to 663,552,030.30, 995,328,045.45 and 300,754,974.30

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Solution

The fourth proportional to 663,552,030.30, 995,328,045.45 and 300,754,974.30 is: 451,132,461.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,552,030.30 : 995,328,045.45 = 300,754,974.30 : x
  2. Step 2: Convert to fraction form
    663,552,030.30/995,328,045.45 = 300,754,974.30/x
  3. Step 3: Cross multiply
    663,552,030.30x = 995,328,045.45 × 300,754,974.30
  4. Step 4: Simplify right side
    663,552,030.30x = 299,349,860,729,384,000
  5. Step 5: Solve for x
    x = 299,349,860,729,384,000/663,552,030.30
  6. Step 6: Final answer
    x = 451,132,461.45

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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.