Home / 100,861,330.60-151,236,008.70-40,208,530.60

Finding the Fourth Proportional to 100,861,330.60, 151,236,008.70 and 40,208,530.60

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Solution

The fourth proportional to 100,861,330.60, 151,236,008.70 and 40,208,530.60 is: 60,290,476.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,861,330.60 : 151,236,008.70 = 40,208,530.60 : x
  2. Step 2: Convert to fraction form
    100,861,330.60/151,236,008.70 = 40,208,530.60/x
  3. Step 3: Cross multiply
    100,861,330.60x = 151,236,008.70 × 40,208,530.60
  4. Step 4: Simplify right side
    100,861,330.60x = 6,080,977,683,635,816
  5. Step 5: Solve for x
    x = 6,080,977,683,635,816/100,861,330.60
  6. Step 6: Final answer
    x = 60,290,476.51

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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.