Home / 486,474,202.20-729,711,303.54-122,968,558.20

Finding the Fourth Proportional to 486,474,202.20, 729,711,303.54 and 122,968,558.20

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Solution

The fourth proportional to 486,474,202.20, 729,711,303.54 and 122,968,558.20 is: 184,452,837.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,474,202.20 : 729,711,303.54 = 122,968,558.20 : x
  2. Step 2: Convert to fraction form
    486,474,202.20/729,711,303.54 = 122,968,558.20/x
  3. Step 3: Cross multiply
    486,474,202.20x = 729,711,303.54 × 122,968,558.20
  4. Step 4: Simplify right side
    486,474,202.20x = 89,731,546,898,556,352
  5. Step 5: Solve for x
    x = 89,731,546,898,556,352/486,474,202.20
  6. Step 6: Final answer
    x = 184,452,837.36

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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.