Home / 2,191,939,200.06-3,288,392,411.31-639,352,033.26

Finding the Fourth Proportional to 2,191,939,200.06, 3,288,392,411.31 and 639,352,033.26

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Solution

The fourth proportional to 2,191,939,200.06, 3,288,392,411.31 and 639,352,033.26 is: 959,169,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,939,200.06 : 3,288,392,411.31 = 639,352,033.26 : x
  2. Step 2: Convert to fraction form
    2,191,939,200.06/3,288,392,411.31 = 639,352,033.26/x
  3. Step 3: Cross multiply
    2,191,939,200.06x = 3,288,392,411.31 × 639,352,033.26
  4. Step 4: Simplify right side
    2,191,939,200.06x = 2,102,440,374,327,802,624
  5. Step 5: Solve for x
    x = 2,102,440,374,327,802,624/2,191,939,200.06
  6. Step 6: Final answer
    x = 959,169,111.20

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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.