Home / 2,407,008,390.12-3,321,675,486.01-1,335,311,747.81

Finding the Fourth Proportional to 2,407,008,390.12, 3,321,675,486.01 and 1,335,311,747.81

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Solution

The fourth proportional to 2,407,008,390.12, 3,321,675,486.01 and 1,335,311,747.81 is: 1,842,732,379.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407,008,390.12 : 3,321,675,486.01 = 1,335,311,747.81 : x
  2. Step 2: Convert to fraction form
    2,407,008,390.12/3,321,675,486.01 = 1,335,311,747.81/x
  3. Step 3: Cross multiply
    2,407,008,390.12x = 3,321,675,486.01 × 1,335,311,747.81
  4. Step 4: Simplify right side
    2,407,008,390.12x = 4,435,472,298,881,644,544
  5. Step 5: Solve for x
    x = 4,435,472,298,881,644,544/2,407,008,390.12
  6. Step 6: Final answer
    x = 1,842,732,379.78

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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.