Home / 1,587,332,302.24-2,381,091,116.55-481,973,218.18

Finding the Fourth Proportional to 1,587,332,302.24, 2,381,091,116.55 and 481,973,218.18

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Solution

The fourth proportional to 1,587,332,302.24, 2,381,091,116.55 and 481,973,218.18 is: 722,987,963.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,332,302.24 : 2,381,091,116.55 = 481,973,218.18 : x
  2. Step 2: Convert to fraction form
    1,587,332,302.24/2,381,091,116.55 = 481,973,218.18/x
  3. Step 3: Cross multiply
    1,587,332,302.24x = 2,381,091,116.55 × 481,973,218.18
  4. Step 4: Simplify right side
    1,587,332,302.24x = 1,147,622,148,223,413,120
  5. Step 5: Solve for x
    x = 1,147,622,148,223,413,120/1,587,332,302.24
  6. Step 6: Final answer
    x = 722,987,963.27

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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.