Home / 157,467,999.40-236,201,999.10-135,549,010.60

Finding the Fourth Proportional to 157,467,999.40, 236,201,999.10 and 135,549,010.60

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Solution

The fourth proportional to 157,467,999.40, 236,201,999.10 and 135,549,010.60 is: 203,323,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,467,999.40 : 236,201,999.10 = 135,549,010.60 : x
  2. Step 2: Convert to fraction form
    157,467,999.40/236,201,999.10 = 135,549,010.60/x
  3. Step 3: Cross multiply
    157,467,999.40x = 236,201,999.10 × 135,549,010.60
  4. Step 4: Simplify right side
    157,467,999.40x = 32,016,947,279,747,088
  5. Step 5: Solve for x
    x = 32,016,947,279,747,088/157,467,999.40
  6. Step 6: Final answer
    x = 203,323,515.90

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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.