Home / 1,163,983,722.39-1,606,057,750.61-668,850,771.51

Finding the Fourth Proportional to 1,163,983,722.39, 1,606,057,750.61 and 668,850,771.51

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Solution

The fourth proportional to 1,163,983,722.39, 1,606,057,750.61 and 668,850,771.51 is: 922,876,278.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,983,722.39 : 1,606,057,750.61 = 668,850,771.51 : x
  2. Step 2: Convert to fraction form
    1,163,983,722.39/1,606,057,750.61 = 668,850,771.51/x
  3. Step 3: Cross multiply
    1,163,983,722.39x = 1,606,057,750.61 × 668,850,771.51
  4. Step 4: Simplify right side
    1,163,983,722.39x = 1,074,212,965,585,113,600
  5. Step 5: Solve for x
    x = 1,074,212,965,585,113,600/1,163,983,722.39
  6. Step 6: Final answer
    x = 922,876,278.18

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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.