Home / 166,076,801.40-249,115,202.10-96,918,612.60

Finding the Fourth Proportional to 166,076,801.40, 249,115,202.10 and 96,918,612.60

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Solution

The fourth proportional to 166,076,801.40, 249,115,202.10 and 96,918,612.60 is: 145,377,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,076,801.40 : 249,115,202.10 = 96,918,612.60 : x
  2. Step 2: Convert to fraction form
    166,076,801.40/249,115,202.10 = 96,918,612.60/x
  3. Step 3: Cross multiply
    166,076,801.40x = 249,115,202.10 × 96,918,612.60
  4. Step 4: Simplify right side
    166,076,801.40x = 24,143,899,765,100,604
  5. Step 5: Solve for x
    x = 24,143,899,765,100,604/166,076,801.40
  6. Step 6: Final answer
    x = 145,377,918.90

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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.