Home / 166,217,675.40-249,326,513.10-104,995,672.20

Finding the Fourth Proportional to 166,217,675.40, 249,326,513.10 and 104,995,672.20

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Solution

The fourth proportional to 166,217,675.40, 249,326,513.10 and 104,995,672.20 is: 157,493,508.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,217,675.40 : 249,326,513.10 = 104,995,672.20 : x
  2. Step 2: Convert to fraction form
    166,217,675.40/249,326,513.10 = 104,995,672.20/x
  3. Step 3: Cross multiply
    166,217,675.40x = 249,326,513.10 × 104,995,672.20
  4. Step 4: Simplify right side
    166,217,675.40x = 26,178,204,840,216,604
  5. Step 5: Solve for x
    x = 26,178,204,840,216,604/166,217,675.40
  6. Step 6: Final answer
    x = 157,493,508.30

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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.