Home / 73,009,186.29-100,752,519.40-39,969,167.63

Finding the Fourth Proportional to 73,009,186.29, 100,752,519.40 and 39,969,167.63

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Solution

The fourth proportional to 73,009,186.29, 100,752,519.40 and 39,969,167.63 is: 55,157,365.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,009,186.29 : 100,752,519.40 = 39,969,167.63 : x
  2. Step 2: Convert to fraction form
    73,009,186.29/100,752,519.40 = 39,969,167.63/x
  3. Step 3: Cross multiply
    73,009,186.29x = 100,752,519.40 × 39,969,167.63
  4. Step 4: Simplify right side
    73,009,186.29x = 4,026,994,336,439,741
  5. Step 5: Solve for x
    x = 4,026,994,336,439,741/73,009,186.29
  6. Step 6: Final answer
    x = 55,157,365.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.