Home / 113,315,433.70-169,973,150.55-45,207,004.90

Finding the Fourth Proportional to 113,315,433.70, 169,973,150.55 and 45,207,004.90

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Solution

The fourth proportional to 113,315,433.70, 169,973,150.55 and 45,207,004.90 is: 67,810,507.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,315,433.70 : 169,973,150.55 = 45,207,004.90 : x
  2. Step 2: Convert to fraction form
    113,315,433.70/169,973,150.55 = 45,207,004.90/x
  3. Step 3: Cross multiply
    113,315,433.70x = 169,973,150.55 × 45,207,004.90
  4. Step 4: Simplify right side
    113,315,433.70x = 7,683,977,049,782,288
  5. Step 5: Solve for x
    x = 7,683,977,049,782,288/113,315,433.70
  6. Step 6: Final answer
    x = 67,810,507.35

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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.