Home / 107,838,810.80-161,758,216.20-47,372,634.80

Finding the Fourth Proportional to 107,838,810.80, 161,758,216.20 and 47,372,634.80

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Solution

The fourth proportional to 107,838,810.80, 161,758,216.20 and 47,372,634.80 is: 71,058,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,838,810.80 : 161,758,216.20 = 47,372,634.80 : x
  2. Step 2: Convert to fraction form
    107,838,810.80/161,758,216.20 = 47,372,634.80/x
  3. Step 3: Cross multiply
    107,838,810.80x = 161,758,216.20 × 47,372,634.80
  4. Step 4: Simplify right side
    107,838,810.80x = 7,662,912,901,942,043
  5. Step 5: Solve for x
    x = 7,662,912,901,942,043/107,838,810.80
  6. Step 6: Final answer
    x = 71,058,952.20

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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.