Home / 1,120,959,145.80-1,681,438,718.70-597,941,485.65

Finding the Fourth Proportional to 1,120,959,145.80, 1,681,438,718.70 and 597,941,485.65

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Solution

The fourth proportional to 1,120,959,145.80, 1,681,438,718.70 and 597,941,485.65 is: 896,912,228.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,959,145.80 : 1,681,438,718.70 = 597,941,485.65 : x
  2. Step 2: Convert to fraction form
    1,120,959,145.80/1,681,438,718.70 = 597,941,485.65/x
  3. Step 3: Cross multiply
    1,120,959,145.80x = 1,681,438,718.70 × 597,941,485.65
  4. Step 4: Simplify right side
    1,120,959,145.80x = 1,005,401,965,488,910,464
  5. Step 5: Solve for x
    x = 1,005,401,965,488,910,464/1,120,959,145.80
  6. Step 6: Final answer
    x = 896,912,228.48

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Double scale
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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.