Home / 276,970,852,618.35-414,915,216,556.38-190,805,882,988.40

Finding the Fourth Proportional to 276,970,852,618.35, 414,915,216,556.38 and 190,805,882,988.40

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Solution

The fourth proportional to 276,970,852,618.35, 414,915,216,556.38 and 190,805,882,988.40 is: 285,836,085,320.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,970,852,618.35 : 414,915,216,556.38 = 190,805,882,988.40 : x
  2. Step 2: Convert to fraction form
    276,970,852,618.35/414,915,216,556.38 = 190,805,882,988.40/x
  3. Step 3: Cross multiply
    276,970,852,618.35x = 414,915,216,556.38 × 190,805,882,988.40
  4. Step 4: Simplify right side
    276,970,852,618.35x = 79,168,264,260,363,288,051,712
  5. Step 5: Solve for x
    x = 79,168,264,260,363,288,051,712/276,970,852,618.35
  6. Step 6: Final answer
    x = 285,836,085,320.69

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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.