Home / 166,076,141.60-249,114,212.40-123,029,420.60

Finding the Fourth Proportional to 166,076,141.60, 249,114,212.40 and 123,029,420.60

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Solution

The fourth proportional to 166,076,141.60, 249,114,212.40 and 123,029,420.60 is: 184,544,130.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,076,141.60 : 249,114,212.40 = 123,029,420.60 : x
  2. Step 2: Convert to fraction form
    166,076,141.60/249,114,212.40 = 123,029,420.60/x
  3. Step 3: Cross multiply
    166,076,141.60x = 249,114,212.40 × 123,029,420.60
  4. Step 4: Simplify right side
    166,076,141.60x = 30,648,377,214,797,336
  5. Step 5: Solve for x
    x = 30,648,377,214,797,336/166,076,141.60
  6. Step 6: Final answer
    x = 184,544,130.90

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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.