Home / 177,213,997.80-265,632,039.90-67,996,967.40

Finding the Fourth Proportional to 177,213,997.80, 265,632,039.90 and 67,996,967.40

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Solution

The fourth proportional to 177,213,997.80, 265,632,039.90 and 67,996,967.40 is: 101,922,948.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,213,997.80 : 265,632,039.90 = 67,996,967.40 : x
  2. Step 2: Convert to fraction form
    177,213,997.80/265,632,039.90 = 67,996,967.40/x
  3. Step 3: Cross multiply
    177,213,997.80x = 265,632,039.90 × 67,996,967.40
  4. Step 4: Simplify right side
    177,213,997.80x = 18,062,173,157,475,800
  5. Step 5: Solve for x
    x = 18,062,173,157,475,800/177,213,997.80
  6. Step 6: Final answer
    x = 101,922,948.42

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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.