Home / 115,912,535.40-173,868,803.10-111,433,559.40

Finding the Fourth Proportional to 115,912,535.40, 173,868,803.10 and 111,433,559.40

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Solution

The fourth proportional to 115,912,535.40, 173,868,803.10 and 111,433,559.40 is: 167,150,339.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,912,535.40 : 173,868,803.10 = 111,433,559.40 : x
  2. Step 2: Convert to fraction form
    115,912,535.40/173,868,803.10 = 111,433,559.40/x
  3. Step 3: Cross multiply
    115,912,535.40x = 173,868,803.10 × 111,433,559.40
  4. Step 4: Simplify right side
    115,912,535.40x = 19,374,819,598,050,756
  5. Step 5: Solve for x
    x = 19,374,819,598,050,756/115,912,535.40
  6. Step 6: Final answer
    x = 167,150,339.10

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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.