Home / 101,066,166.40-151,599,249.60-90,484,585.60

Finding the Fourth Proportional to 101,066,166.40, 151,599,249.60 and 90,484,585.60

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Solution

The fourth proportional to 101,066,166.40, 151,599,249.60 and 90,484,585.60 is: 135,726,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,066,166.40 : 151,599,249.60 = 90,484,585.60 : x
  2. Step 2: Convert to fraction form
    101,066,166.40/151,599,249.60 = 90,484,585.60/x
  3. Step 3: Cross multiply
    101,066,166.40x = 151,599,249.60 × 90,484,585.60
  4. Step 4: Simplify right side
    101,066,166.40x = 13,717,395,277,326,964
  5. Step 5: Solve for x
    x = 13,717,395,277,326,964/101,066,166.40
  6. Step 6: Final answer
    x = 135,726,878.40

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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.