Home / 1,197,542,695.30-1,796,314,042.95-679,773,069.70

Finding the Fourth Proportional to 1,197,542,695.30, 1,796,314,042.95 and 679,773,069.70

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Solution

The fourth proportional to 1,197,542,695.30, 1,796,314,042.95 and 679,773,069.70 is: 1,019,659,604.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,542,695.30 : 1,796,314,042.95 = 679,773,069.70 : x
  2. Step 2: Convert to fraction form
    1,197,542,695.30/1,796,314,042.95 = 679,773,069.70/x
  3. Step 3: Cross multiply
    1,197,542,695.30x = 1,796,314,042.95 × 679,773,069.70
  4. Step 4: Simplify right side
    1,197,542,695.30x = 1,221,085,911,121,339,136
  5. Step 5: Solve for x
    x = 1,221,085,911,121,339,136/1,197,542,695.30
  6. Step 6: Final answer
    x = 1,019,659,604.55

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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.