Home / 1,456,551,011.65-2,184,826,517.48-1,288,190,502.85

Finding the Fourth Proportional to 1,456,551,011.65, 2,184,826,517.48 and 1,288,190,502.85

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Solution

The fourth proportional to 1,456,551,011.65, 2,184,826,517.48 and 1,288,190,502.85 is: 1,932,285,754.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,551,011.65 : 2,184,826,517.48 = 1,288,190,502.85 : x
  2. Step 2: Convert to fraction form
    1,456,551,011.65/2,184,826,517.48 = 1,288,190,502.85/x
  3. Step 3: Cross multiply
    1,456,551,011.65x = 2,184,826,517.48 × 1,288,190,502.85
  4. Step 4: Simplify right side
    1,456,551,011.65x = 2,814,472,770,192,575,488
  5. Step 5: Solve for x
    x = 2,814,472,770,192,575,488/1,456,551,011.65
  6. Step 6: Final answer
    x = 1,932,285,754.28

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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.