Home / 1,900,380,008.60-2,849,719,707.30-864,707,787.80

Finding the Fourth Proportional to 1,900,380,008.60, 2,849,719,707.30 and 864,707,787.80

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Solution

The fourth proportional to 1,900,380,008.60, 2,849,719,707.30 and 864,707,787.80 is: 1,296,674,777.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,380,008.60 : 2,849,719,707.30 = 864,707,787.80 : x
  2. Step 2: Convert to fraction form
    1,900,380,008.60/2,849,719,707.30 = 864,707,787.80/x
  3. Step 3: Cross multiply
    1,900,380,008.60x = 2,849,719,707.30 × 864,707,787.80
  4. Step 4: Simplify right side
    1,900,380,008.60x = 2,464,174,823,949,446,656
  5. Step 5: Solve for x
    x = 2,464,174,823,949,446,656/1,900,380,008.60
  6. Step 6: Final answer
    x = 1,296,674,777.04

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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.