Home / 3,542,947,264.80-5,314,420,897.20-1,213,109,920.80

Finding the Fourth Proportional to 3,542,947,264.80, 5,314,420,897.20 and 1,213,109,920.80

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Solution

The fourth proportional to 3,542,947,264.80, 5,314,420,897.20 and 1,213,109,920.80 is: 1,819,664,881.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542,947,264.80 : 5,314,420,897.20 = 1,213,109,920.80 : x
  2. Step 2: Convert to fraction form
    3,542,947,264.80/5,314,420,897.20 = 1,213,109,920.80/x
  3. Step 3: Cross multiply
    3,542,947,264.80x = 5,314,420,897.20 × 1,213,109,920.80
  4. Step 4: Simplify right side
    3,542,947,264.80x = 6,446,976,713,700,156,416
  5. Step 5: Solve for x
    x = 6,446,976,713,700,156,416/3,542,947,264.80
  6. Step 6: Final answer
    x = 1,819,664,881.20

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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.