Home / 1,027,658,927.98-1,418,170,648.55-557,760,195.46

Finding the Fourth Proportional to 1,027,658,927.98, 1,418,170,648.55 and 557,760,195.46

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Solution

The fourth proportional to 1,027,658,927.98, 1,418,170,648.55 and 557,760,195.46 is: 769,709,790.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,658,927.98 : 1,418,170,648.55 = 557,760,195.46 : x
  2. Step 2: Convert to fraction form
    1,027,658,927.98/1,418,170,648.55 = 557,760,195.46/x
  3. Step 3: Cross multiply
    1,027,658,927.98x = 1,418,170,648.55 × 557,760,195.46
  4. Step 4: Simplify right side
    1,027,658,927.98x = 790,999,138,130,882,944
  5. Step 5: Solve for x
    x = 790,999,138,130,882,944/1,027,658,927.98
  6. Step 6: Final answer
    x = 769,709,790.47

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.