Home / 852,988,415.04-1,279,530,483.84-239,524,810.56

Finding the Fourth Proportional to 852,988,415.04, 1,279,530,483.84 and 239,524,810.56

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Solution

The fourth proportional to 852,988,415.04, 1,279,530,483.84 and 239,524,810.56 is: 359,300,655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,988,415.04 : 1,279,530,483.84 = 239,524,810.56 : x
  2. Step 2: Convert to fraction form
    852,988,415.04/1,279,530,483.84 = 239,524,810.56/x
  3. Step 3: Cross multiply
    852,988,415.04x = 1,279,530,483.84 × 239,524,810.56
  4. Step 4: Simplify right side
    852,988,415.04x = 306,479,296,747,521,152
  5. Step 5: Solve for x
    x = 306,479,296,747,521,152/852,988,415.04
  6. Step 6: Final answer
    x = 359,300,655.61

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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.