Home / 2,281,212,674.01-3,147,533,873.82-1,291,138,091.01

Finding the Fourth Proportional to 2,281,212,674.01, 3,147,533,873.82 and 1,291,138,091.01

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Solution

The fourth proportional to 2,281,212,674.01, 3,147,533,873.82 and 1,291,138,091.01 is: 1,781,465,149.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,212,674.01 : 3,147,533,873.82 = 1,291,138,091.01 : x
  2. Step 2: Convert to fraction form
    2,281,212,674.01/3,147,533,873.82 = 1,291,138,091.01/x
  3. Step 3: Cross multiply
    2,281,212,674.01x = 3,147,533,873.82 × 1,291,138,091.01
  4. Step 4: Simplify right side
    2,281,212,674.01x = 4,063,900,877,233,265,152
  5. Step 5: Solve for x
    x = 4,063,900,877,233,265,152/2,281,212,674.01
  6. Step 6: Final answer
    x = 1,781,465,149.45

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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.