Home / 166,656,318.40-249,984,477.60-149,692,196.80

Finding the Fourth Proportional to 166,656,318.40, 249,984,477.60 and 149,692,196.80

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Solution

The fourth proportional to 166,656,318.40, 249,984,477.60 and 149,692,196.80 is: 224,538,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,656,318.40 : 249,984,477.60 = 149,692,196.80 : x
  2. Step 2: Convert to fraction form
    166,656,318.40/249,984,477.60 = 149,692,196.80/x
  3. Step 3: Cross multiply
    166,656,318.40x = 249,984,477.60 × 149,692,196.80
  4. Step 4: Simplify right side
    166,656,318.40x = 37,420,725,617,844,392
  5. Step 5: Solve for x
    x = 37,420,725,617,844,392/166,656,318.40
  6. Step 6: Final answer
    x = 224,538,295.20

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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.