Home / 201,471,086.30-302,206,629.45-185,346,772.70

Finding the Fourth Proportional to 201,471,086.30, 302,206,629.45 and 185,346,772.70

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Solution

The fourth proportional to 201,471,086.30, 302,206,629.45 and 185,346,772.70 is: 278,020,159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,471,086.30 : 302,206,629.45 = 185,346,772.70 : x
  2. Step 2: Convert to fraction form
    201,471,086.30/302,206,629.45 = 185,346,772.70/x
  3. Step 3: Cross multiply
    201,471,086.30x = 302,206,629.45 × 185,346,772.70
  4. Step 4: Simplify right side
    201,471,086.30x = 56,013,023,457,102,272
  5. Step 5: Solve for x
    x = 56,013,023,457,102,272/201,471,086.30
  6. Step 6: Final answer
    x = 278,020,159.05

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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.