Home / 125,396,313.89-173,104,824.46-75,184,294.29

Finding the Fourth Proportional to 125,396,313.89, 173,104,824.46 and 75,184,294.29

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Solution

The fourth proportional to 125,396,313.89, 173,104,824.46 and 75,184,294.29 is: 103,789,048.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,396,313.89 : 173,104,824.46 = 75,184,294.29 : x
  2. Step 2: Convert to fraction form
    125,396,313.89/173,104,824.46 = 75,184,294.29/x
  3. Step 3: Cross multiply
    125,396,313.89x = 173,104,824.46 × 75,184,294.29
  4. Step 4: Simplify right side
    125,396,313.89x = 13,014,764,065,219,432
  5. Step 5: Solve for x
    x = 13,014,764,065,219,432/125,396,313.89
  6. Step 6: Final answer
    x = 103,789,048.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.