Home / 2,418,309,712,729.40-3,627,478,128,811.40-806,639,170,647.15

Finding the Fourth Proportional to 2,418,309,712,729.40, 3,627,478,128,811.40 and 806,639,170,647.15

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Solution

The fourth proportional to 2,418,309,712,729.40, 3,627,478,128,811.40 and 806,639,170,647.15 is: 1,209,963,278,881.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418,309,712,729.40 : 3,627,478,128,811.40 = 806,639,170,647.15 : x
  2. Step 2: Convert to fraction form
    2,418,309,712,729.40/3,627,478,128,811.40 = 806,639,170,647.15/x
  3. Step 3: Cross multiply
    2,418,309,712,729.40x = 3,627,478,128,811.40 × 806,639,170,647.15
  4. Step 4: Simplify right side
    2,418,309,712,729.40x = 2,926,065,949,365,103,409,233,920
  5. Step 5: Solve for x
    x = 2,926,065,949,365,103,409,233,920/2,418,309,712,729.40
  6. Step 6: Final answer
    x = 1,209,963,278,881.52

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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.