Home / 103,206,438.87-154,628,054.55-97,062,193.59

Finding the Fourth Proportional to 103,206,438.87, 154,628,054.55 and 97,062,193.59

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Solution

The fourth proportional to 103,206,438.87, 154,628,054.55 and 97,062,193.59 is: 145,422,498.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,206,438.87 : 154,628,054.55 = 97,062,193.59 : x
  2. Step 2: Convert to fraction form
    103,206,438.87/154,628,054.55 = 97,062,193.59/x
  3. Step 3: Cross multiply
    103,206,438.87x = 154,628,054.55 × 97,062,193.59
  4. Step 4: Simplify right side
    103,206,438.87x = 15,008,538,165,177,182
  5. Step 5: Solve for x
    x = 15,008,538,165,177,182/103,206,438.87
  6. Step 6: Final answer
    x = 145,422,498.15

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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.