Home / 177,146,647.20-265,761,961.20-90,898,365.60

Finding the Fourth Proportional to 177,146,647.20, 265,761,961.20 and 90,898,365.60

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Solution

The fourth proportional to 177,146,647.20, 265,761,961.20 and 90,898,365.60 is: 136,369,094.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,146,647.20 : 265,761,961.20 = 90,898,365.60 : x
  2. Step 2: Convert to fraction form
    177,146,647.20/265,761,961.20 = 90,898,365.60/x
  3. Step 3: Cross multiply
    177,146,647.20x = 265,761,961.20 × 90,898,365.60
  4. Step 4: Simplify right side
    177,146,647.20x = 24,157,327,911,730,612
  5. Step 5: Solve for x
    x = 24,157,327,911,730,612/177,146,647.20
  6. Step 6: Final answer
    x = 136,369,094.72

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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.