Home / 144,925,745.70-217,388,618.55-99,009,243.30

Finding the Fourth Proportional to 144,925,745.70, 217,388,618.55 and 99,009,243.30

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Solution

The fourth proportional to 144,925,745.70, 217,388,618.55 and 99,009,243.30 is: 148,513,864.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,925,745.70 : 217,388,618.55 = 99,009,243.30 : x
  2. Step 2: Convert to fraction form
    144,925,745.70/217,388,618.55 = 99,009,243.30/x
  3. Step 3: Cross multiply
    144,925,745.70x = 217,388,618.55 × 99,009,243.30
  4. Step 4: Simplify right side
    144,925,745.70x = 21,523,482,624,667,844
  5. Step 5: Solve for x
    x = 21,523,482,624,667,844/144,925,745.70
  6. Step 6: Final answer
    x = 148,513,864.95

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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.