Home / 5,239,637,797.80-7,231,334,227.16-2,982,126,227.79

Finding the Fourth Proportional to 5,239,637,797.80, 7,231,334,227.16 and 2,982,126,227.79

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Solution

The fourth proportional to 5,239,637,797.80, 7,231,334,227.16 and 2,982,126,227.79 is: 4,115,695,071.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239,637,797.80 : 7,231,334,227.16 = 2,982,126,227.79 : x
  2. Step 2: Convert to fraction form
    5,239,637,797.80/7,231,334,227.16 = 2,982,126,227.79/x
  3. Step 3: Cross multiply
    5,239,637,797.80x = 7,231,334,227.16 × 2,982,126,227.79
  4. Step 4: Simplify right side
    5,239,637,797.80x = 21,564,751,460,714,455,040
  5. Step 5: Solve for x
    x = 21,564,751,460,714,455,040/5,239,637,797.80
  6. Step 6: Final answer
    x = 4,115,695,071.47

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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.