Home / 134,918,634.11-186,187,777.77-73,038,972.68

Finding the Fourth Proportional to 134,918,634.11, 186,187,777.77 and 73,038,972.68

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Solution

The fourth proportional to 134,918,634.11, 186,187,777.77 and 73,038,972.68 is: 100,793,816.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,918,634.11 : 186,187,777.77 = 73,038,972.68 : x
  2. Step 2: Convert to fraction form
    134,918,634.11/186,187,777.77 = 73,038,972.68/x
  3. Step 3: Cross multiply
    134,918,634.11x = 186,187,777.77 × 73,038,972.68
  4. Step 4: Simplify right side
    134,918,634.11x = 13,598,964,013,892,944
  5. Step 5: Solve for x
    x = 13,598,964,013,892,944/134,918,634.11
  6. Step 6: Final answer
    x = 100,793,816.24

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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.