Home / 1,228,830,203.76-1,843,247,079.68-501,818,915.76

Finding the Fourth Proportional to 1,228,830,203.76, 1,843,247,079.68 and 501,818,915.76

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Solution

The fourth proportional to 1,228,830,203.76, 1,843,247,079.68 and 501,818,915.76 is: 752,729,098.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,830,203.76 : 1,843,247,079.68 = 501,818,915.76 : x
  2. Step 2: Convert to fraction form
    1,228,830,203.76/1,843,247,079.68 = 501,818,915.76/x
  3. Step 3: Cross multiply
    1,228,830,203.76x = 1,843,247,079.68 × 501,818,915.76
  4. Step 4: Simplify right side
    1,228,830,203.76x = 924,976,251,002,803,968
  5. Step 5: Solve for x
    x = 924,976,251,002,803,968/1,228,830,203.76
  6. Step 6: Final answer
    x = 752,729,098.11

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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.