Home / 1,116,921,419.97-1,541,332,755.99-615,176,928.87

Finding the Fourth Proportional to 1,116,921,419.97, 1,541,332,755.99 and 615,176,928.87

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Solution

The fourth proportional to 1,116,921,419.97, 1,541,332,755.99 and 615,176,928.87 is: 848,933,805.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,921,419.97 : 1,541,332,755.99 = 615,176,928.87 : x
  2. Step 2: Convert to fraction form
    1,116,921,419.97/1,541,332,755.99 = 615,176,928.87/x
  3. Step 3: Cross multiply
    1,116,921,419.97x = 1,541,332,755.99 × 615,176,928.87
  4. Step 4: Simplify right side
    1,116,921,419.97x = 948,192,351,190,881,408
  5. Step 5: Solve for x
    x = 948,192,351,190,881,408/1,116,921,419.97
  6. Step 6: Final answer
    x = 848,933,805.23

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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.