Home / 199,632,154.20-299,448,231.30-48,342,298.20

Finding the Fourth Proportional to 199,632,154.20, 299,448,231.30 and 48,342,298.20

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Solution

The fourth proportional to 199,632,154.20, 299,448,231.30 and 48,342,298.20 is: 72,513,447.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,632,154.20 : 299,448,231.30 = 48,342,298.20 : x
  2. Step 2: Convert to fraction form
    199,632,154.20/299,448,231.30 = 48,342,298.20/x
  3. Step 3: Cross multiply
    199,632,154.20x = 299,448,231.30 × 48,342,298.20
  4. Step 4: Simplify right side
    199,632,154.20x = 14,476,015,692,967,176
  5. Step 5: Solve for x
    x = 14,476,015,692,967,176/199,632,154.20
  6. Step 6: Final answer
    x = 72,513,447.30

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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.