Home / 157,979,117.88-236,991,345.12-48,813,820.92

Finding the Fourth Proportional to 157,979,117.88, 236,991,345.12 and 48,813,820.92

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Solution

The fourth proportional to 157,979,117.88, 236,991,345.12 and 48,813,820.92 is: 73,227,735.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,979,117.88 : 236,991,345.12 = 48,813,820.92 : x
  2. Step 2: Convert to fraction form
    157,979,117.88/236,991,345.12 = 48,813,820.92/x
  3. Step 3: Cross multiply
    157,979,117.88x = 236,991,345.12 × 48,813,820.92
  4. Step 4: Simplify right side
    157,979,117.88x = 11,568,453,080,277,596
  5. Step 5: Solve for x
    x = 11,568,453,080,277,596/157,979,117.88
  6. Step 6: Final answer
    x = 73,227,735.64

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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.