Home / 69,199,051.10-103,727,717.85-40,430,378.30

Finding the Fourth Proportional to 69,199,051.10, 103,727,717.85 and 40,430,378.30

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Solution

The fourth proportional to 69,199,051.10, 103,727,717.85 and 40,430,378.30 is: 60,604,167.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,199,051.10 : 103,727,717.85 = 40,430,378.30 : x
  2. Step 2: Convert to fraction form
    69,199,051.10/103,727,717.85 = 40,430,378.30/x
  3. Step 3: Cross multiply
    69,199,051.10x = 103,727,717.85 × 40,430,378.30
  4. Step 4: Simplify right side
    69,199,051.10x = 4,193,750,872,871,162
  5. Step 5: Solve for x
    x = 4,193,750,872,871,162/69,199,051.10
  6. Step 6: Final answer
    x = 60,604,167.34

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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.