Home / 167,496,786.80-251,253,053.40-52,485,081.20

Finding the Fourth Proportional to 167,496,786.80, 251,253,053.40 and 52,485,081.20

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Solution

The fourth proportional to 167,496,786.80, 251,253,053.40 and 52,485,081.20 is: 78,730,088.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,496,786.80 : 251,253,053.40 = 52,485,081.20 : x
  2. Step 2: Convert to fraction form
    167,496,786.80/251,253,053.40 = 52,485,081.20/x
  3. Step 3: Cross multiply
    167,496,786.80x = 251,253,053.40 × 52,485,081.20
  4. Step 4: Simplify right side
    167,496,786.80x = 13,187,036,909,446,938
  5. Step 5: Solve for x
    x = 13,187,036,909,446,938/167,496,786.80
  6. Step 6: Final answer
    x = 78,730,088.87

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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.