Home / 100,861,337.60-151,236,019.20-40,208,537.60

Finding the Fourth Proportional to 100,861,337.60, 151,236,019.20 and 40,208,537.60

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Solution

The fourth proportional to 100,861,337.60, 151,236,019.20 and 40,208,537.60 is: 60,290,487.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,861,337.60 : 151,236,019.20 = 40,208,537.60 : x
  2. Step 2: Convert to fraction form
    100,861,337.60/151,236,019.20 = 40,208,537.60/x
  3. Step 3: Cross multiply
    100,861,337.60x = 151,236,019.20 × 40,208,537.60
  4. Step 4: Simplify right side
    100,861,337.60x = 6,080,979,164,477,522
  5. Step 5: Solve for x
    x = 6,080,979,164,477,522/100,861,337.60
  6. Step 6: Final answer
    x = 60,290,487.01

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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.