Home / 305,231,209.92-458,050,908.51-130,395,102.66

Finding the Fourth Proportional to 305,231,209.92, 458,050,908.51 and 130,395,102.66

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Solution

The fourth proportional to 305,231,209.92, 458,050,908.51 and 130,395,102.66 is: 195,679,843.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,231,209.92 : 458,050,908.51 = 130,395,102.66 : x
  2. Step 2: Convert to fraction form
    305,231,209.92/458,050,908.51 = 130,395,102.66/x
  3. Step 3: Cross multiply
    305,231,209.92x = 458,050,908.51 × 130,395,102.66
  4. Step 4: Simplify right side
    305,231,209.92x = 59,727,595,238,667,712
  5. Step 5: Solve for x
    x = 59,727,595,238,667,712/305,231,209.92
  6. Step 6: Final answer
    x = 195,679,843.01

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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.