Home / 3,558,629,289.20-4,910,908,341.04-1,972,717,228.76

Finding the Fourth Proportional to 3,558,629,289.20, 4,910,908,341.04 and 1,972,717,228.76

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Solution

The fourth proportional to 3,558,629,289.20, 4,910,908,341.04 and 1,972,717,228.76 is: 2,722,349,732.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,629,289.20 : 4,910,908,341.04 = 1,972,717,228.76 : x
  2. Step 2: Convert to fraction form
    3,558,629,289.20/4,910,908,341.04 = 1,972,717,228.76/x
  3. Step 3: Cross multiply
    3,558,629,289.20x = 4,910,908,341.04 × 1,972,717,228.76
  4. Step 4: Simplify right side
    3,558,629,289.20x = 9,687,833,493,201,311,744
  5. Step 5: Solve for x
    x = 9,687,833,493,201,311,744/3,558,629,289.20
  6. Step 6: Final answer
    x = 2,722,349,732.41

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.