Home / 165,430,822.60-248,146,233.90-42,608,902.60

Finding the Fourth Proportional to 165,430,822.60, 248,146,233.90 and 42,608,902.60

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Solution

The fourth proportional to 165,430,822.60, 248,146,233.90 and 42,608,902.60 is: 63,913,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,430,822.60 : 248,146,233.90 = 42,608,902.60 : x
  2. Step 2: Convert to fraction form
    165,430,822.60/248,146,233.90 = 42,608,902.60/x
  3. Step 3: Cross multiply
    165,430,822.60x = 248,146,233.90 × 42,608,902.60
  4. Step 4: Simplify right side
    165,430,822.60x = 10,573,238,710,801,918
  5. Step 5: Solve for x
    x = 10,573,238,710,801,918/165,430,822.60
  6. Step 6: Final answer
    x = 63,913,353.90

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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.