Home / 166,217,672.40-249,326,508.60-104,995,669.20

Finding the Fourth Proportional to 166,217,672.40, 249,326,508.60 and 104,995,669.20

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Solution

The fourth proportional to 166,217,672.40, 249,326,508.60 and 104,995,669.20 is: 157,493,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,217,672.40 : 249,326,508.60 = 104,995,669.20 : x
  2. Step 2: Convert to fraction form
    166,217,672.40/249,326,508.60 = 104,995,669.20/x
  3. Step 3: Cross multiply
    166,217,672.40x = 249,326,508.60 × 104,995,669.20
  4. Step 4: Simplify right side
    166,217,672.40x = 26,178,203,619,756,556
  5. Step 5: Solve for x
    x = 26,178,203,619,756,556/166,217,672.40
  6. Step 6: Final answer
    x = 157,493,503.80

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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.