Home / 217,225,024.83-299,780,782.70-123,140,995.26

Finding the Fourth Proportional to 217,225,024.83, 299,780,782.70 and 123,140,995.26

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Solution

The fourth proportional to 217,225,024.83, 299,780,782.70 and 123,140,995.26 is: 169,940,383.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,225,024.83 : 299,780,782.70 = 123,140,995.26 : x
  2. Step 2: Convert to fraction form
    217,225,024.83/299,780,782.70 = 123,140,995.26/x
  3. Step 3: Cross multiply
    217,225,024.83x = 299,780,782.70 × 123,140,995.26
  4. Step 4: Simplify right side
    217,225,024.83x = 36,915,303,941,499,792
  5. Step 5: Solve for x
    x = 36,915,303,941,499,792/217,225,024.83
  6. Step 6: Final answer
    x = 169,940,383.11

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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.