Home / 125,396,317.90-173,104,829.98-75,184,298.30

Finding the Fourth Proportional to 125,396,317.90, 173,104,829.98 and 75,184,298.30

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Solution

The fourth proportional to 125,396,317.90, 173,104,829.98 and 75,184,298.30 is: 103,789,053.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,396,317.90 : 173,104,829.98 = 75,184,298.30 : x
  2. Step 2: Convert to fraction form
    125,396,317.90/173,104,829.98 = 75,184,298.30/x
  3. Step 3: Cross multiply
    125,396,317.90x = 173,104,829.98 × 75,184,298.30
  4. Step 4: Simplify right side
    125,396,317.90x = 13,014,765,174,387,102
  5. Step 5: Solve for x
    x = 13,014,765,174,387,102/125,396,317.90
  6. Step 6: Final answer
    x = 103,789,053.72

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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.