Home / 177,147,200.55-265,720,800.83-121,903,908.60

Finding the Fourth Proportional to 177,147,200.55, 265,720,800.83 and 121,903,908.60

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Solution

The fourth proportional to 177,147,200.55, 265,720,800.83 and 121,903,908.60 is: 182,855,862.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,200.55 : 265,720,800.83 = 121,903,908.60 : x
  2. Step 2: Convert to fraction form
    177,147,200.55/265,720,800.83 = 121,903,908.60/x
  3. Step 3: Cross multiply
    177,147,200.55x = 265,720,800.83 × 121,903,908.60
  4. Step 4: Simplify right side
    177,147,200.55x = 32,392,404,216,889,600
  5. Step 5: Solve for x
    x = 32,392,404,216,889,600/177,147,200.55
  6. Step 6: Final answer
    x = 182,855,862.90

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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.