Home / 125,301,150-188,136,227.34-70,077,181.32

Finding the Fourth Proportional to 125,301,150, 188,136,227.34 and 70,077,181.32

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Solution

The fourth proportional to 125,301,150, 188,136,227.34 and 70,077,181.32 is: 105,218,958.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,301,150 : 188,136,227.34 = 70,077,181.32 : x
  2. Step 2: Convert to fraction form
    125,301,150/188,136,227.34 = 70,077,181.32/x
  3. Step 3: Cross multiply
    125,301,150x = 188,136,227.34 × 70,077,181.32
  4. Step 4: Simplify right side
    125,301,150x = 13,184,056,516,165,920
  5. Step 5: Solve for x
    x = 13,184,056,516,165,920/125,301,150
  6. Step 6: Final answer
    x = 105,218,958.61

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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.