Home / 158,645,846.43-237,979,703.27-66,436,743.24

Finding the Fourth Proportional to 158,645,846.43, 237,979,703.27 and 66,436,743.24

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Solution

The fourth proportional to 158,645,846.43, 237,979,703.27 and 66,436,743.24 is: 99,659,693.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,645,846.43 : 237,979,703.27 = 66,436,743.24 : x
  2. Step 2: Convert to fraction form
    158,645,846.43/237,979,703.27 = 66,436,743.24/x
  3. Step 3: Cross multiply
    158,645,846.43x = 237,979,703.27 × 66,436,743.24
  4. Step 4: Simplify right side
    158,645,846.43x = 15,810,596,442,646,472
  5. Step 5: Solve for x
    x = 15,810,596,442,646,472/158,645,846.43
  6. Step 6: Final answer
    x = 99,659,693.58

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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.