Home / 8,703,969,105.42-13,058,515,203.75-2,808,417,743.10

Finding the Fourth Proportional to 8,703,969,105.42, 13,058,515,203.75 and 2,808,417,743.10

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Solution

The fourth proportional to 8,703,969,105.42, 13,058,515,203.75 and 2,808,417,743.10 is: 4,213,453,121.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703,969,105.42 : 13,058,515,203.75 = 2,808,417,743.10 : x
  2. Step 2: Convert to fraction form
    8,703,969,105.42/13,058,515,203.75 = 2,808,417,743.10/x
  3. Step 3: Cross multiply
    8,703,969,105.42x = 13,058,515,203.75 × 2,808,417,743.10
  4. Step 4: Simplify right side
    8,703,969,105.42x = 36,673,765,796,752,609,280
  5. Step 5: Solve for x
    x = 36,673,765,796,752,609,280/8,703,969,105.42
  6. Step 6: Final answer
    x = 4,213,453,121.51

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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.