Home / 188,801,062.18-260,549,921.37-105,174,819.70

Finding the Fourth Proportional to 188,801,062.18, 260,549,921.37 and 105,174,819.70

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Solution

The fourth proportional to 188,801,062.18, 260,549,921.37 and 105,174,819.70 is: 145,143,733.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,801,062.18 : 260,549,921.37 = 105,174,819.70 : x
  2. Step 2: Convert to fraction form
    188,801,062.18/260,549,921.37 = 105,174,819.70/x
  3. Step 3: Cross multiply
    188,801,062.18x = 260,549,921.37 × 105,174,819.70
  4. Step 4: Simplify right side
    188,801,062.18x = 27,403,291,002,938,928
  5. Step 5: Solve for x
    x = 27,403,291,002,938,928/188,801,062.18
  6. Step 6: Final answer
    x = 145,143,733.23

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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.