Home / 101,066,151.40-151,599,227.10-90,484,570.60

Finding the Fourth Proportional to 101,066,151.40, 151,599,227.10 and 90,484,570.60

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Solution

The fourth proportional to 101,066,151.40, 151,599,227.10 and 90,484,570.60 is: 135,726,855.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,066,151.40 : 151,599,227.10 = 90,484,570.60 : x
  2. Step 2: Convert to fraction form
    101,066,151.40/151,599,227.10 = 90,484,570.60/x
  3. Step 3: Cross multiply
    101,066,151.40x = 151,599,227.10 × 90,484,570.60
  4. Step 4: Simplify right side
    101,066,151.40x = 13,717,390,967,435,382
  5. Step 5: Solve for x
    x = 13,717,390,967,435,382/101,066,151.40
  6. Step 6: Final answer
    x = 135,726,855.90

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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.