Home / 541,748,111.20-812,622,166.80-132,804,261.70

Finding the Fourth Proportional to 541,748,111.20, 812,622,166.80 and 132,804,261.70

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Solution

The fourth proportional to 541,748,111.20, 812,622,166.80 and 132,804,261.70 is: 199,206,392.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,748,111.20 : 812,622,166.80 = 132,804,261.70 : x
  2. Step 2: Convert to fraction form
    541,748,111.20/812,622,166.80 = 132,804,261.70/x
  3. Step 3: Cross multiply
    541,748,111.20x = 812,622,166.80 × 132,804,261.70
  4. Step 4: Simplify right side
    541,748,111.20x = 107,919,686,902,928,240
  5. Step 5: Solve for x
    x = 107,919,686,902,928,240/541,748,111.20
  6. Step 6: Final answer
    x = 199,206,392.55

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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.