Home / 1,577,949,719.40-2,366,924,579.10-658,485,930.60

Finding the Fourth Proportional to 1,577,949,719.40, 2,366,924,579.10 and 658,485,930.60

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Solution

The fourth proportional to 1,577,949,719.40, 2,366,924,579.10 and 658,485,930.60 is: 987,728,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,949,719.40 : 2,366,924,579.10 = 658,485,930.60 : x
  2. Step 2: Convert to fraction form
    1,577,949,719.40/2,366,924,579.10 = 658,485,930.60/x
  3. Step 3: Cross multiply
    1,577,949,719.40x = 2,366,924,579.10 × 658,485,930.60
  4. Step 4: Simplify right side
    1,577,949,719.40x = 1,558,586,534,128,676,864
  5. Step 5: Solve for x
    x = 1,558,586,534,128,676,864/1,577,949,719.40
  6. Step 6: Final answer
    x = 987,728,895.90

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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.