Home / 101,066,177.40-151,599,266.10-90,484,596.60

Finding the Fourth Proportional to 101,066,177.40, 151,599,266.10 and 90,484,596.60

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Solution

The fourth proportional to 101,066,177.40, 151,599,266.10 and 90,484,596.60 is: 135,726,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,066,177.40 : 151,599,266.10 = 90,484,596.60 : x
  2. Step 2: Convert to fraction form
    101,066,177.40/151,599,266.10 = 90,484,596.60/x
  3. Step 3: Cross multiply
    101,066,177.40x = 151,599,266.10 × 90,484,596.60
  4. Step 4: Simplify right side
    101,066,177.40x = 13,717,398,437,914,554
  5. Step 5: Solve for x
    x = 13,717,398,437,914,554/101,066,177.40
  6. Step 6: Final answer
    x = 135,726,894.90

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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.