Home / 1,900,380,010.60-2,849,719,710.30-864,707,789.80

Finding the Fourth Proportional to 1,900,380,010.60, 2,849,719,710.30 and 864,707,789.80

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Solution

The fourth proportional to 1,900,380,010.60, 2,849,719,710.30 and 864,707,789.80 is: 1,296,674,780.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,380,010.60 : 2,849,719,710.30 = 864,707,789.80 : x
  2. Step 2: Convert to fraction form
    1,900,380,010.60/2,849,719,710.30 = 864,707,789.80/x
  3. Step 3: Cross multiply
    1,900,380,010.60x = 2,849,719,710.30 × 864,707,789.80
  4. Step 4: Simplify right side
    1,900,380,010.60x = 2,464,174,832,243,009,536
  5. Step 5: Solve for x
    x = 2,464,174,832,243,009,536/1,900,380,010.60
  6. Step 6: Final answer
    x = 1,296,674,780.04

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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.