Home / 166,155,348.30-249,233,022.45-147,023,472.30

Finding the Fourth Proportional to 166,155,348.30, 249,233,022.45 and 147,023,472.30

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Solution

The fourth proportional to 166,155,348.30, 249,233,022.45 and 147,023,472.30 is: 220,535,208.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,155,348.30 : 249,233,022.45 = 147,023,472.30 : x
  2. Step 2: Convert to fraction form
    166,155,348.30/249,233,022.45 = 147,023,472.30/x
  3. Step 3: Cross multiply
    166,155,348.30x = 249,233,022.45 × 147,023,472.30
  4. Step 4: Simplify right side
    166,155,348.30x = 36,643,104,372,422,856
  5. Step 5: Solve for x
    x = 36,643,104,372,422,856/166,155,348.30
  6. Step 6: Final answer
    x = 220,535,208.45

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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.