Home / 177,413,823.60-266,120,735.40-80,415,999.60

Finding the Fourth Proportional to 177,413,823.60, 266,120,735.40 and 80,415,999.60

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Solution

The fourth proportional to 177,413,823.60, 266,120,735.40 and 80,415,999.60 is: 120,623,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,413,823.60 : 266,120,735.40 = 80,415,999.60 : x
  2. Step 2: Convert to fraction form
    177,413,823.60/266,120,735.40 = 80,415,999.60/x
  3. Step 3: Cross multiply
    177,413,823.60x = 266,120,735.40 × 80,415,999.60
  4. Step 4: Simplify right side
    177,413,823.60x = 21,400,364,951,478,104
  5. Step 5: Solve for x
    x = 21,400,364,951,478,104/177,413,823.60
  6. Step 6: Final answer
    x = 120,623,999.40

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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.