Home / 145,899,258.75-218,848,618.28-47,530,847.93

Finding the Fourth Proportional to 145,899,258.75, 218,848,618.28 and 47,530,847.93

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Solution

The fourth proportional to 145,899,258.75, 218,848,618.28 and 47,530,847.93 is: 71,296,183.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,899,258.75 : 218,848,618.28 = 47,530,847.93 : x
  2. Step 2: Convert to fraction form
    145,899,258.75/218,848,618.28 = 47,530,847.93/x
  3. Step 3: Cross multiply
    145,899,258.75x = 218,848,618.28 × 47,530,847.93
  4. Step 4: Simplify right side
    145,899,258.75x = 10,402,060,394,181,882
  5. Step 5: Solve for x
    x = 10,402,060,394,181,882/145,899,258.75
  6. Step 6: Final answer
    x = 71,296,183.98

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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.