Home / 2,418,309,712,728.40-3,627,478,128,809.90-806,639,170,646.15

Finding the Fourth Proportional to 2,418,309,712,728.40, 3,627,478,128,809.90 and 806,639,170,646.15

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Solution

The fourth proportional to 2,418,309,712,728.40, 3,627,478,128,809.90 and 806,639,170,646.15 is: 1,209,963,278,880.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418,309,712,728.40 : 3,627,478,128,809.90 = 806,639,170,646.15 : x
  2. Step 2: Convert to fraction form
    2,418,309,712,728.40/3,627,478,128,809.90 = 806,639,170,646.15/x
  3. Step 3: Cross multiply
    2,418,309,712,728.40x = 3,627,478,128,809.90 × 806,639,170,646.15
  4. Step 4: Simplify right side
    2,418,309,712,728.40x = 2,926,065,949,360,265,665,445,888
  5. Step 5: Solve for x
    x = 2,926,065,949,360,265,665,445,888/2,418,309,712,728.40
  6. Step 6: Final answer
    x = 1,209,963,278,880.02

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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.