Home / 1,986,893,831.40-2,741,789,943.79-1,094,770,633.79

Finding the Fourth Proportional to 1,986,893,831.40, 2,741,789,943.79 and 1,094,770,633.79

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Solution

The fourth proportional to 1,986,893,831.40, 2,741,789,943.79 and 1,094,770,633.79 is: 1,510,715,402.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,986,893,831.40 : 2,741,789,943.79 = 1,094,770,633.79 : x
  2. Step 2: Convert to fraction form
    1,986,893,831.40/2,741,789,943.79 = 1,094,770,633.79/x
  3. Step 3: Cross multiply
    1,986,893,831.40x = 2,741,789,943.79 × 1,094,770,633.79
  4. Step 4: Simplify right side
    1,986,893,831.40x = 3,001,631,114,473,746,432
  5. Step 5: Solve for x
    x = 3,001,631,114,473,746,432/1,986,893,831.40
  6. Step 6: Final answer
    x = 1,510,715,402.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.