Home / 99,667,212.90-149,471,328.15-39,048,051.30

Finding the Fourth Proportional to 99,667,212.90, 149,471,328.15 and 39,048,051.30

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Solution

The fourth proportional to 99,667,212.90, 149,471,328.15 and 39,048,051.30 is: 58,560,522.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,667,212.90 : 149,471,328.15 = 39,048,051.30 : x
  2. Step 2: Convert to fraction form
    99,667,212.90/149,471,328.15 = 39,048,051.30/x
  3. Step 3: Cross multiply
    99,667,212.90x = 149,471,328.15 × 39,048,051.30
  4. Step 4: Simplify right side
    99,667,212.90x = 5,836,564,089,480,334
  5. Step 5: Solve for x
    x = 5,836,564,089,480,334/99,667,212.90
  6. Step 6: Final answer
    x = 58,560,522.76

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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.