Home / 166,076,509.80-249,114,764.70-123,029,788.80

Finding the Fourth Proportional to 166,076,509.80, 249,114,764.70 and 123,029,788.80

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Solution

The fourth proportional to 166,076,509.80, 249,114,764.70 and 123,029,788.80 is: 184,544,683.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,076,509.80 : 249,114,764.70 = 123,029,788.80 : x
  2. Step 2: Convert to fraction form
    166,076,509.80/249,114,764.70 = 123,029,788.80/x
  3. Step 3: Cross multiply
    166,076,509.80x = 249,114,764.70 × 123,029,788.80
  4. Step 4: Simplify right side
    166,076,509.80x = 30,648,536,888,002,692
  5. Step 5: Solve for x
    x = 30,648,536,888,002,692/166,076,509.80
  6. Step 6: Final answer
    x = 184,544,683.20

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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.