Home / 125,396,313.39-173,104,823.77-75,184,293.79

Finding the Fourth Proportional to 125,396,313.39, 173,104,823.77 and 75,184,293.79

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Solution

The fourth proportional to 125,396,313.39, 173,104,823.77 and 75,184,293.79 is: 103,789,047.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,396,313.39 : 173,104,823.77 = 75,184,293.79 : x
  2. Step 2: Convert to fraction form
    125,396,313.39/173,104,823.77 = 75,184,293.79/x
  3. Step 3: Cross multiply
    125,396,313.39x = 173,104,823.77 × 75,184,293.79
  4. Step 4: Simplify right side
    125,396,313.39x = 13,014,763,927,266,476
  5. Step 5: Solve for x
    x = 13,014,763,927,266,476/125,396,313.39
  6. Step 6: Final answer
    x = 103,789,047.50

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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.