Home / 2,645,998,968.60-3,969,596,398.32-875,365,533.36

Finding the Fourth Proportional to 2,645,998,968.60, 3,969,596,398.32 and 875,365,533.36

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Solution

The fourth proportional to 2,645,998,968.60, 3,969,596,398.32 and 875,365,533.36 is: 1,313,246,115.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645,998,968.60 : 3,969,596,398.32 = 875,365,533.36 : x
  2. Step 2: Convert to fraction form
    2,645,998,968.60/3,969,596,398.32 = 875,365,533.36/x
  3. Step 3: Cross multiply
    2,645,998,968.60x = 3,969,596,398.32 × 875,365,533.36
  4. Step 4: Simplify right side
    2,645,998,968.60x = 3,474,847,868,439,322,112
  5. Step 5: Solve for x
    x = 3,474,847,868,439,322,112/2,645,998,968.60
  6. Step 6: Final answer
    x = 1,313,246,115.99

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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.