Home / 2,208,764,529.69-3,312,902,049.79-790,605,021.21

Finding the Fourth Proportional to 2,208,764,529.69, 3,312,902,049.79 and 790,605,021.21

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Solution

The fourth proportional to 2,208,764,529.69, 3,312,902,049.79 and 790,605,021.21 is: 1,185,819,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,764,529.69 : 3,312,902,049.79 = 790,605,021.21 : x
  2. Step 2: Convert to fraction form
    2,208,764,529.69/3,312,902,049.79 = 790,605,021.21/x
  3. Step 3: Cross multiply
    2,208,764,529.69x = 3,312,902,049.79 × 790,605,021.21
  4. Step 4: Simplify right side
    2,208,764,529.69x = 2,619,196,995,340,875,776
  5. Step 5: Solve for x
    x = 2,619,196,995,340,875,776/2,208,764,529.69
  6. Step 6: Final answer
    x = 1,185,819,927.90

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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.