Home / 1,117,253,712.08-1,541,857,953.48-622,216,419.92

Finding the Fourth Proportional to 1,117,253,712.08, 1,541,857,953.48 and 622,216,419.92

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Solution

The fourth proportional to 1,117,253,712.08, 1,541,857,953.48 and 622,216,419.92 is: 858,685,297.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,253,712.08 : 1,541,857,953.48 = 622,216,419.92 : x
  2. Step 2: Convert to fraction form
    1,117,253,712.08/1,541,857,953.48 = 622,216,419.92/x
  3. Step 3: Cross multiply
    1,117,253,712.08x = 1,541,857,953.48 × 622,216,419.92
  4. Step 4: Simplify right side
    1,117,253,712.08x = 959,369,335,839,503,488
  5. Step 5: Solve for x
    x = 959,369,335,839,503,488/1,117,253,712.08
  6. Step 6: Final answer
    x = 858,685,297.23

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1.5x scale

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.