Home / 8,397,017,467.74-11,587,815,240.31-4,586,542,848.71

Finding the Fourth Proportional to 8,397,017,467.74, 11,587,815,240.31 and 4,586,542,848.71

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Solution

The fourth proportional to 8,397,017,467.74, 11,587,815,240.31 and 4,586,542,848.71 is: 6,329,391,516.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397,017,467.74 : 11,587,815,240.31 = 4,586,542,848.71 : x
  2. Step 2: Convert to fraction form
    8,397,017,467.74/11,587,815,240.31 = 4,586,542,848.71/x
  3. Step 3: Cross multiply
    8,397,017,467.74x = 11,587,815,240.31 × 4,586,542,848.71
  4. Step 4: Simplify right side
    8,397,017,467.74x = 53,148,011,122,616,582,144
  5. Step 5: Solve for x
    x = 53,148,011,122,616,582,144/8,397,017,467.74
  6. Step 6: Final answer
    x = 6,329,391,516.31

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Double scale
Find fourth proportional to 8,397,017,468.74, 11,587,815,241.69 and 4,586,542,849.71
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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.