Home / 1,163,614,580.45-1,605,822,032.88-635,012,614.68

Finding the Fourth Proportional to 1,163,614,580.45, 1,605,822,032.88 and 635,012,614.68

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Solution

The fourth proportional to 1,163,614,580.45, 1,605,822,032.88 and 635,012,614.68 is: 876,335,914.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,614,580.45 : 1,605,822,032.88 = 635,012,614.68 : x
  2. Step 2: Convert to fraction form
    1,163,614,580.45/1,605,822,032.88 = 635,012,614.68/x
  3. Step 3: Cross multiply
    1,163,614,580.45x = 1,605,822,032.88 × 635,012,614.68
  4. Step 4: Simplify right side
    1,163,614,580.45x = 1,019,717,247,818,381,696
  5. Step 5: Solve for x
    x = 1,019,717,247,818,381,696/1,163,614,580.45
  6. Step 6: Final answer
    x = 876,335,914.78

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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.