Home / 99,667,301.40-149,471,460.90-39,048,139.80

Finding the Fourth Proportional to 99,667,301.40, 149,471,460.90 and 39,048,139.80

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Solution

The fourth proportional to 99,667,301.40, 149,471,460.90 and 39,048,139.80 is: 58,560,655.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,667,301.40 : 149,471,460.90 = 39,048,139.80 : x
  2. Step 2: Convert to fraction form
    99,667,301.40/149,471,460.90 = 39,048,139.80/x
  3. Step 3: Cross multiply
    99,667,301.40x = 149,471,460.90 × 39,048,139.80
  4. Step 4: Simplify right side
    99,667,301.40x = 5,836,582,501,333,434
  5. Step 5: Solve for x
    x = 5,836,582,501,333,434/99,667,301.40
  6. Step 6: Final answer
    x = 58,560,655.49

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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.