Home / 1,055,412,292.31-1,455,863,845.38-658,245,751.88

Finding the Fourth Proportional to 1,055,412,292.31, 1,455,863,845.38 and 658,245,751.88

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Solution

The fourth proportional to 1,055,412,292.31, 1,455,863,845.38 and 658,245,751.88 is: 908,001,734.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,412,292.31 : 1,455,863,845.38 = 658,245,751.88 : x
  2. Step 2: Convert to fraction form
    1,055,412,292.31/1,455,863,845.38 = 658,245,751.88/x
  3. Step 3: Cross multiply
    1,055,412,292.31x = 1,455,863,845.38 × 658,245,751.88
  4. Step 4: Simplify right side
    1,055,412,292.31x = 958,316,191,538,270,464
  5. Step 5: Solve for x
    x = 958,316,191,538,270,464/1,055,412,292.31
  6. Step 6: Final answer
    x = 908,001,734.04

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Double scale
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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.