Home / 73,009,186.17-100,752,519.22-39,969,167.50

Finding the Fourth Proportional to 73,009,186.17, 100,752,519.22 and 39,969,167.50

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Solution

The fourth proportional to 73,009,186.17, 100,752,519.22 and 39,969,167.50 is: 55,157,364.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,009,186.17 : 100,752,519.22 = 39,969,167.50 : x
  2. Step 2: Convert to fraction form
    73,009,186.17/100,752,519.22 = 39,969,167.50/x
  3. Step 3: Cross multiply
    73,009,186.17x = 100,752,519.22 × 39,969,167.50
  4. Step 4: Simplify right side
    73,009,186.17x = 4,026,994,316,751,149.50
  5. Step 5: Solve for x
    x = 4,026,994,316,751,149.50/73,009,186.17
  6. Step 6: Final answer
    x = 55,157,364.82

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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.