Home / 1,807,291,236.20-2,710,936,854.30-1,256,293,207.40

Finding the Fourth Proportional to 1,807,291,236.20, 2,710,936,854.30 and 1,256,293,207.40

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Solution

The fourth proportional to 1,807,291,236.20, 2,710,936,854.30 and 1,256,293,207.40 is: 1,884,439,811.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,291,236.20 : 2,710,936,854.30 = 1,256,293,207.40 : x
  2. Step 2: Convert to fraction form
    1,807,291,236.20/2,710,936,854.30 = 1,256,293,207.40/x
  3. Step 3: Cross multiply
    1,807,291,236.20x = 2,710,936,854.30 × 1,256,293,207.40
  4. Step 4: Simplify right side
    1,807,291,236.20x = 3,405,731,555,747,414,016
  5. Step 5: Solve for x
    x = 3,405,731,555,747,414,016/1,807,291,236.20
  6. Step 6: Final answer
    x = 1,884,439,811.10

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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.