Home / 2,072,779,969.80-3,109,169,954.70-673,761,537.30

Finding the Fourth Proportional to 2,072,779,969.80, 3,109,169,954.70 and 673,761,537.30

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Solution

The fourth proportional to 2,072,779,969.80, 3,109,169,954.70 and 673,761,537.30 is: 1,010,642,305.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,779,969.80 : 3,109,169,954.70 = 673,761,537.30 : x
  2. Step 2: Convert to fraction form
    2,072,779,969.80/3,109,169,954.70 = 673,761,537.30/x
  3. Step 3: Cross multiply
    2,072,779,969.80x = 3,109,169,954.70 × 673,761,537.30
  4. Step 4: Simplify right side
    2,072,779,969.80x = 2,094,839,128,405,643,008
  5. Step 5: Solve for x
    x = 2,094,839,128,405,643,008/2,072,779,969.80
  6. Step 6: Final answer
    x = 1,010,642,305.95

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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.