Home / 855,391,659.14-1,180,973,631.23-587,928,032.66

Finding the Fourth Proportional to 855,391,659.14, 1,180,973,631.23 and 587,928,032.66

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Solution

The fourth proportional to 855,391,659.14, 1,180,973,631.23 and 587,928,032.66 is: 811,707,124.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,391,659.14 : 1,180,973,631.23 = 587,928,032.66 : x
  2. Step 2: Convert to fraction form
    855,391,659.14/1,180,973,631.23 = 587,928,032.66/x
  3. Step 3: Cross multiply
    855,391,659.14x = 1,180,973,631.23 × 587,928,032.66
  4. Step 4: Simplify right side
    855,391,659.14x = 694,327,503,623,545,600
  5. Step 5: Solve for x
    x = 694,327,503,623,545,600/855,391,659.14
  6. Step 6: Final answer
    x = 811,707,124.11

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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.