Home / 125,764,628.57-188,667,419.54-37,142,167.10

Finding the Fourth Proportional to 125,764,628.57, 188,667,419.54 and 37,142,167.10

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Solution

The fourth proportional to 125,764,628.57, 188,667,419.54 and 37,142,167.10 is: 55,719,298.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,764,628.57 : 188,667,419.54 = 37,142,167.10 : x
  2. Step 2: Convert to fraction form
    125,764,628.57/188,667,419.54 = 37,142,167.10/x
  3. Step 3: Cross multiply
    125,764,628.57x = 188,667,419.54 × 37,142,167.10
  4. Step 4: Simplify right side
    125,764,628.57x = 7,007,516,823,166,443
  5. Step 5: Solve for x
    x = 7,007,516,823,166,443/125,764,628.57
  6. Step 6: Final answer
    x = 55,719,298.05

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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.