Home / 865,329,375.24-1,299,290,777.28-749,103,228

Finding the Fourth Proportional to 865,329,375.24, 1,299,290,777.28 and 749,103,228

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Solution

The fourth proportional to 865,329,375.24, 1,299,290,777.28 and 749,103,228 is: 1,124,777,389.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,329,375.24 : 1,299,290,777.28 = 749,103,228 : x
  2. Step 2: Convert to fraction form
    865,329,375.24/1,299,290,777.28 = 749,103,228/x
  3. Step 3: Cross multiply
    865,329,375.24x = 1,299,290,777.28 × 749,103,228
  4. Step 4: Simplify right side
    865,329,375.24x = 973,302,915,371,076,992
  5. Step 5: Solve for x
    x = 973,302,915,371,076,992/865,329,375.24
  6. Step 6: Final answer
    x = 1,124,777,389.07

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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.