Home / 159,257,728.46-219,782,483.75-88,693,338.28

Finding the Fourth Proportional to 159,257,728.46, 219,782,483.75 and 88,693,338.28

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Solution

The fourth proportional to 159,257,728.46, 219,782,483.75 and 88,693,338.28 is: 122,400,604.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,257,728.46 : 219,782,483.75 = 88,693,338.28 : x
  2. Step 2: Convert to fraction form
    159,257,728.46/219,782,483.75 = 88,693,338.28/x
  3. Step 3: Cross multiply
    159,257,728.46x = 219,782,483.75 × 88,693,338.28
  4. Step 4: Simplify right side
    159,257,728.46x = 19,493,242,178,813,888
  5. Step 5: Solve for x
    x = 19,493,242,178,813,888/159,257,728.46
  6. Step 6: Final answer
    x = 122,400,604.15

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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.