Home / 158,825,113.20-219,183,972.37-88,263,697.45

Finding the Fourth Proportional to 158,825,113.20, 219,183,972.37 and 88,263,697.45

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Solution

The fourth proportional to 158,825,113.20, 219,183,972.37 and 88,263,697.45 is: 121,806,856.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,825,113.20 : 219,183,972.37 = 88,263,697.45 : x
  2. Step 2: Convert to fraction form
    158,825,113.20/219,183,972.37 = 88,263,697.45/x
  3. Step 3: Cross multiply
    158,825,113.20x = 219,183,972.37 × 88,263,697.45
  4. Step 4: Simplify right side
    158,825,113.20x = 19,345,987,822,386,224
  5. Step 5: Solve for x
    x = 19,345,987,822,386,224/158,825,113.20
  6. Step 6: Final answer
    x = 121,806,856.82

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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.