Home / 929,667,758.63-1,394,685,501.77-265,687,735.19

Finding the Fourth Proportional to 929,667,758.63, 1,394,685,501.77 and 265,687,735.19

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Solution

The fourth proportional to 929,667,758.63, 1,394,685,501.77 and 265,687,735.19 is: 398,584,148.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,667,758.63 : 1,394,685,501.77 = 265,687,735.19 : x
  2. Step 2: Convert to fraction form
    929,667,758.63/1,394,685,501.77 = 265,687,735.19/x
  3. Step 3: Cross multiply
    929,667,758.63x = 1,394,685,501.77 × 265,687,735.19
  4. Step 4: Simplify right side
    929,667,758.63x = 370,550,832,259,298,176
  5. Step 5: Solve for x
    x = 370,550,832,259,298,176/929,667,758.63
  6. Step 6: Final answer
    x = 398,584,148.82

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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.