Home / 202,156,685.70-303,235,028.55-65,842,069.20

Finding the Fourth Proportional to 202,156,685.70, 303,235,028.55 and 65,842,069.20

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Solution

The fourth proportional to 202,156,685.70, 303,235,028.55 and 65,842,069.20 is: 98,763,103.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,156,685.70 : 303,235,028.55 = 65,842,069.20 : x
  2. Step 2: Convert to fraction form
    202,156,685.70/303,235,028.55 = 65,842,069.20/x
  3. Step 3: Cross multiply
    202,156,685.70x = 303,235,028.55 × 65,842,069.20
  4. Step 4: Simplify right side
    202,156,685.70x = 19,965,621,733,653,076
  5. Step 5: Solve for x
    x = 19,965,621,733,653,076/202,156,685.70
  6. Step 6: Final answer
    x = 98,763,103.80

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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.