Home / 1,959,174,299.52-2,939,123,085.12-810,406,535.04

Finding the Fourth Proportional to 1,959,174,299.52, 2,939,123,085.12 and 810,406,535.04

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Solution

The fourth proportional to 1,959,174,299.52, 2,939,123,085.12 and 810,406,535.04 is: 1,215,759,392.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,174,299.52 : 2,939,123,085.12 = 810,406,535.04 : x
  2. Step 2: Convert to fraction form
    1,959,174,299.52/2,939,123,085.12 = 810,406,535.04/x
  3. Step 3: Cross multiply
    1,959,174,299.52x = 2,939,123,085.12 × 810,406,535.04
  4. Step 4: Simplify right side
    1,959,174,299.52x = 2,381,884,555,468,173,824
  5. Step 5: Solve for x
    x = 2,381,884,555,468,173,824/1,959,174,299.52
  6. Step 6: Final answer
    x = 1,215,759,392.13

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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.