Home / 1,959,739,934.40-2,939,609,901.60-1,810,086,148.80

Finding the Fourth Proportional to 1,959,739,934.40, 2,939,609,901.60 and 1,810,086,148.80

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Solution

The fourth proportional to 1,959,739,934.40, 2,939,609,901.60 and 1,810,086,148.80 is: 2,715,129,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,739,934.40 : 2,939,609,901.60 = 1,810,086,148.80 : x
  2. Step 2: Convert to fraction form
    1,959,739,934.40/2,939,609,901.60 = 1,810,086,148.80/x
  3. Step 3: Cross multiply
    1,959,739,934.40x = 2,939,609,901.60 × 1,810,086,148.80
  4. Step 4: Simplify right side
    1,959,739,934.40x = 5,320,947,165,761,490,944
  5. Step 5: Solve for x
    x = 5,320,947,165,761,490,944/1,959,739,934.40
  6. Step 6: Final answer
    x = 2,715,129,223.20

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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.