Home / 1,211,407,002.80-1,817,110,504.20-1,203,754,252.40

Finding the Fourth Proportional to 1,211,407,002.80, 1,817,110,504.20 and 1,203,754,252.40

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Solution

The fourth proportional to 1,211,407,002.80, 1,817,110,504.20 and 1,203,754,252.40 is: 1,805,631,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,407,002.80 : 1,817,110,504.20 = 1,203,754,252.40 : x
  2. Step 2: Convert to fraction form
    1,211,407,002.80/1,817,110,504.20 = 1,203,754,252.40/x
  3. Step 3: Cross multiply
    1,211,407,002.80x = 1,817,110,504.20 × 1,203,754,252.40
  4. Step 4: Simplify right side
    1,211,407,002.80x = 2,187,354,496,511,458,304
  5. Step 5: Solve for x
    x = 2,187,354,496,511,458,304/1,211,407,002.80
  6. Step 6: Final answer
    x = 1,805,631,378.60

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1.5x scale

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.