Home / 135,338,727.28-186,767,632.60-73,459,078.64

Finding the Fourth Proportional to 135,338,727.28, 186,767,632.60 and 73,459,078.64

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Solution

The fourth proportional to 135,338,727.28, 186,767,632.60 and 73,459,078.64 is: 101,373,631.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,338,727.28 : 186,767,632.60 = 73,459,078.64 : x
  2. Step 2: Convert to fraction form
    135,338,727.28/186,767,632.60 = 73,459,078.64/x
  3. Step 3: Cross multiply
    135,338,727.28x = 186,767,632.60 × 73,459,078.64
  4. Step 4: Simplify right side
    135,338,727.28x = 13,719,778,210,570,028
  5. Step 5: Solve for x
    x = 13,719,778,210,570,028/135,338,727.28
  6. Step 6: Final answer
    x = 101,373,631.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.