Home / 2,585,783,207,000.50-3,878,678,543,489-1,055,959,508,257.50

Finding the Fourth Proportional to 2,585,783,207,000.50, 3,878,678,543,489 and 1,055,959,508,257.50

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Solution

The fourth proportional to 2,585,783,207,000.50, 3,878,678,543,489 and 1,055,959,508,257.50 is: 1,583,940,786,831.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585,783,207,000.50 : 3,878,678,543,489 = 1,055,959,508,257.50 : x
  2. Step 2: Convert to fraction form
    2,585,783,207,000.50/3,878,678,543,489 = 1,055,959,508,257.50/x
  3. Step 3: Cross multiply
    2,585,783,207,000.50x = 3,878,678,543,489 × 1,055,959,508,257.50
  4. Step 4: Simplify right side
    2,585,783,207,000.50x = 4,095,727,487,471,560,767,307,776
  5. Step 5: Solve for x
    x = 4,095,727,487,471,560,767,307,776/2,585,783,207,000.50
  6. Step 6: Final answer
    x = 1,583,940,786,831.31

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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.