Home / 1,979,573,278.44-2,969,742,291.06-752,646,333

Finding the Fourth Proportional to 1,979,573,278.44, 2,969,742,291.06 and 752,646,333

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Solution

The fourth proportional to 1,979,573,278.44, 2,969,742,291.06 and 752,646,333 is: 1,129,114,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,573,278.44 : 2,969,742,291.06 = 752,646,333 : x
  2. Step 2: Convert to fraction form
    1,979,573,278.44/2,969,742,291.06 = 752,646,333/x
  3. Step 3: Cross multiply
    1,979,573,278.44x = 2,969,742,291.06 × 752,646,333
  4. Step 4: Simplify right side
    1,979,573,278.44x = 2,235,165,645,321,327,616
  5. Step 5: Solve for x
    x = 2,235,165,645,321,327,616/1,979,573,278.44
  6. Step 6: Final answer
    x = 1,129,114,880.30

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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.