Home / 3,476,891,981.39-5,215,370,255.18-989,752,822.13

Finding the Fourth Proportional to 3,476,891,981.39, 5,215,370,255.18 and 989,752,822.13

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Solution

The fourth proportional to 3,476,891,981.39, 5,215,370,255.18 and 989,752,822.13 is: 1,484,638,423.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476,891,981.39 : 5,215,370,255.18 = 989,752,822.13 : x
  2. Step 2: Convert to fraction form
    3,476,891,981.39/5,215,370,255.18 = 989,752,822.13/x
  3. Step 3: Cross multiply
    3,476,891,981.39x = 5,215,370,255.18 × 989,752,822.13
  4. Step 4: Simplify right side
    3,476,891,981.39x = 5,161,927,428,512,314,368
  5. Step 5: Solve for x
    x = 5,161,927,428,512,314,368/3,476,891,981.39
  6. Step 6: Final answer
    x = 1,484,638,423.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.