Home / 7,071,118,724.53-9,758,379,412.07-3,856,204,125.26

Finding the Fourth Proportional to 7,071,118,724.53, 9,758,379,412.07 and 3,856,204,125.26

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Solution

The fourth proportional to 7,071,118,724.53, 9,758,379,412.07 and 3,856,204,125.26 is: 5,321,690,161.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,071,118,724.53 : 9,758,379,412.07 = 3,856,204,125.26 : x
  2. Step 2: Convert to fraction form
    7,071,118,724.53/9,758,379,412.07 = 3,856,204,125.26/x
  3. Step 3: Cross multiply
    7,071,118,724.53x = 9,758,379,412.07 × 3,856,204,125.26
  4. Step 4: Simplify right side
    7,071,118,724.53x = 37,630,302,944,666,943,488
  5. Step 5: Solve for x
    x = 37,630,302,944,666,943,488/7,071,118,724.53
  6. Step 6: Final answer
    x = 5,321,690,161.15

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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.