Home / 177,147,276.80-265,720,915.20-140,158,983.20

Finding the Fourth Proportional to 177,147,276.80, 265,720,915.20 and 140,158,983.20

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Solution

The fourth proportional to 177,147,276.80, 265,720,915.20 and 140,158,983.20 is: 210,238,474.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,276.80 : 265,720,915.20 = 140,158,983.20 : x
  2. Step 2: Convert to fraction form
    177,147,276.80/265,720,915.20 = 140,158,983.20/x
  3. Step 3: Cross multiply
    177,147,276.80x = 265,720,915.20 × 140,158,983.20
  4. Step 4: Simplify right side
    177,147,276.80x = 37,243,173,289,405,416
  5. Step 5: Solve for x
    x = 37,243,173,289,405,416/177,147,276.80
  6. Step 6: Final answer
    x = 210,238,474.80

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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.