Home / 126,032,003.80-189,048,005.70-107,220,304.60

Finding the Fourth Proportional to 126,032,003.80, 189,048,005.70 and 107,220,304.60

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Solution

The fourth proportional to 126,032,003.80, 189,048,005.70 and 107,220,304.60 is: 160,830,456.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,032,003.80 : 189,048,005.70 = 107,220,304.60 : x
  2. Step 2: Convert to fraction form
    126,032,003.80/189,048,005.70 = 107,220,304.60/x
  3. Step 3: Cross multiply
    126,032,003.80x = 189,048,005.70 × 107,220,304.60
  4. Step 4: Simplify right side
    126,032,003.80x = 20,269,784,755,176,532
  5. Step 5: Solve for x
    x = 20,269,784,755,176,532/126,032,003.80
  6. Step 6: Final answer
    x = 160,830,456.90

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1.5x scale

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.