Home / 550,495,417.80-825,743,126.70-223,127,761.80

Finding the Fourth Proportional to 550,495,417.80, 825,743,126.70 and 223,127,761.80

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Solution

The fourth proportional to 550,495,417.80, 825,743,126.70 and 223,127,761.80 is: 334,691,642.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,495,417.80 : 825,743,126.70 = 223,127,761.80 : x
  2. Step 2: Convert to fraction form
    550,495,417.80/825,743,126.70 = 223,127,761.80/x
  3. Step 3: Cross multiply
    550,495,417.80x = 825,743,126.70 × 223,127,761.80
  4. Step 4: Simplify right side
    550,495,417.80x = 184,246,215,682,304,832
  5. Step 5: Solve for x
    x = 184,246,215,682,304,832/550,495,417.80
  6. Step 6: Final answer
    x = 334,691,642.70

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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.