Home / 135,353,933.16-186,788,664.72-73,474,313.64

Finding the Fourth Proportional to 135,353,933.16, 186,788,664.72 and 73,474,313.64

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Solution

The fourth proportional to 135,353,933.16, 186,788,664.72 and 73,474,313.64 is: 101,394,681.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,353,933.16 : 186,788,664.72 = 73,474,313.64 : x
  2. Step 2: Convert to fraction form
    135,353,933.16/186,788,664.72 = 73,474,313.64/x
  3. Step 3: Cross multiply
    135,353,933.16x = 186,788,664.72 × 73,474,313.64
  4. Step 4: Simplify right side
    135,353,933.16x = 13,724,168,936,034,082
  5. Step 5: Solve for x
    x = 13,724,168,936,034,082/135,353,933.16
  6. Step 6: Final answer
    x = 101,394,681.45

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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.