Home / 3,458,472,646.60-5,188,027,881.66-1,129,421,835.28

Finding the Fourth Proportional to 3,458,472,646.60, 5,188,027,881.66 and 1,129,421,835.28

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Solution

The fourth proportional to 3,458,472,646.60, 5,188,027,881.66 and 1,129,421,835.28 is: 1,694,236,898.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458,472,646.60 : 5,188,027,881.66 = 1,129,421,835.28 : x
  2. Step 2: Convert to fraction form
    3,458,472,646.60/5,188,027,881.66 = 1,129,421,835.28/x
  3. Step 3: Cross multiply
    3,458,472,646.60x = 5,188,027,881.66 × 1,129,421,835.28
  4. Step 4: Simplify right side
    3,458,472,646.60x = 5,859,471,971,588,247,552
  5. Step 5: Solve for x
    x = 5,859,471,971,588,247,552/3,458,472,646.60
  6. Step 6: Final answer
    x = 1,694,236,898.87

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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.