Home / 157,399,041.26-236,029,992.84-83,606,672.82

Finding the Fourth Proportional to 157,399,041.26, 236,029,992.84 and 83,606,672.82

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Solution

The fourth proportional to 157,399,041.26, 236,029,992.84 and 83,606,672.82 is: 125,373,586.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,399,041.26 : 236,029,992.84 = 83,606,672.82 : x
  2. Step 2: Convert to fraction form
    157,399,041.26/236,029,992.84 = 83,606,672.82/x
  3. Step 3: Cross multiply
    157,399,041.26x = 236,029,992.84 × 83,606,672.82
  4. Step 4: Simplify right side
    157,399,041.26x = 19,733,682,387,080,820
  5. Step 5: Solve for x
    x = 19,733,682,387,080,820/157,399,041.26
  6. Step 6: Final answer
    x = 125,373,586.96

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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.