Home / 144,925,747.70-217,388,621.55-99,009,245.30

Finding the Fourth Proportional to 144,925,747.70, 217,388,621.55 and 99,009,245.30

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Solution

The fourth proportional to 144,925,747.70, 217,388,621.55 and 99,009,245.30 is: 148,513,867.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,925,747.70 : 217,388,621.55 = 99,009,245.30 : x
  2. Step 2: Convert to fraction form
    144,925,747.70/217,388,621.55 = 99,009,245.30/x
  3. Step 3: Cross multiply
    144,925,747.70x = 217,388,621.55 × 99,009,245.30
  4. Step 4: Simplify right side
    144,925,747.70x = 21,523,483,356,472,816
  5. Step 5: Solve for x
    x = 21,523,483,356,472,816/144,925,747.70
  6. Step 6: Final answer
    x = 148,513,867.95

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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.