Home / 109,655,429.33-164,483,144.00-45,005,631.68

Finding the Fourth Proportional to 109,655,429.33, 164,483,144.00 and 45,005,631.68

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Solution

The fourth proportional to 109,655,429.33, 164,483,144.00 and 45,005,631.68 is: 67,508,447.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,655,429.33 : 164,483,144.00 = 45,005,631.68 : x
  2. Step 2: Convert to fraction form
    109,655,429.33/164,483,144.00 = 45,005,631.68/x
  3. Step 3: Cross multiply
    109,655,429.33x = 164,483,144.00 × 45,005,631.68
  4. Step 4: Simplify right side
    109,655,429.33x = 7,402,667,795,384,958
  5. Step 5: Solve for x
    x = 7,402,667,795,384,958/109,655,429.33
  6. Step 6: Final answer
    x = 67,508,447.52

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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.