Home / 158,288,880.71-237,431,437.53-89,206,896.71

Finding the Fourth Proportional to 158,288,880.71, 237,431,437.53 and 89,206,896.71

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Solution

The fourth proportional to 158,288,880.71, 237,431,437.53 and 89,206,896.71 is: 133,809,283.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,288,880.71 : 237,431,437.53 = 89,206,896.71 : x
  2. Step 2: Convert to fraction form
    158,288,880.71/237,431,437.53 = 89,206,896.71/x
  3. Step 3: Cross multiply
    158,288,880.71x = 237,431,437.53 × 89,206,896.71
  4. Step 4: Simplify right side
    158,288,880.71x = 21,180,521,722,258,372
  5. Step 5: Solve for x
    x = 21,180,521,722,258,372/158,288,880.71
  6. Step 6: Final answer
    x = 133,809,283.56

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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.