Home / 272,723,659.10-409,085,494.03-65,462,069.76

Finding the Fourth Proportional to 272,723,659.10, 409,085,494.03 and 65,462,069.76

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Solution

The fourth proportional to 272,723,659.10, 409,085,494.03 and 65,462,069.76 is: 98,193,105.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,723,659.10 : 409,085,494.03 = 65,462,069.76 : x
  2. Step 2: Convert to fraction form
    272,723,659.10/409,085,494.03 = 65,462,069.76/x
  3. Step 3: Cross multiply
    272,723,659.10x = 409,085,494.03 × 65,462,069.76
  4. Step 4: Simplify right side
    272,723,659.10x = 26,779,583,147,995,920
  5. Step 5: Solve for x
    x = 26,779,583,147,995,920/272,723,659.10
  6. Step 6: Final answer
    x = 98,193,105.93

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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.