Home / 166,656,269.40-249,984,404.10-149,692,147.80

Finding the Fourth Proportional to 166,656,269.40, 249,984,404.10 and 149,692,147.80

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Solution

The fourth proportional to 166,656,269.40, 249,984,404.10 and 149,692,147.80 is: 224,538,221.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,656,269.40 : 249,984,404.10 = 149,692,147.80 : x
  2. Step 2: Convert to fraction form
    166,656,269.40/249,984,404.10 = 149,692,147.80/x
  3. Step 3: Cross multiply
    166,656,269.40x = 249,984,404.10 × 149,692,147.80
  4. Step 4: Simplify right side
    166,656,269.40x = 37,420,702,366,232,128
  5. Step 5: Solve for x
    x = 37,420,702,366,232,128/166,656,269.40
  6. Step 6: Final answer
    x = 224,538,221.70

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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.