Home / 166,035,420.80-249,053,131.20-156,629,571.20

Finding the Fourth Proportional to 166,035,420.80, 249,053,131.20 and 156,629,571.20

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Solution

The fourth proportional to 166,035,420.80, 249,053,131.20 and 156,629,571.20 is: 234,944,356.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,035,420.80 : 249,053,131.20 = 156,629,571.20 : x
  2. Step 2: Convert to fraction form
    166,035,420.80/249,053,131.20 = 156,629,571.20/x
  3. Step 3: Cross multiply
    166,035,420.80x = 249,053,131.20 × 156,629,571.20
  4. Step 4: Simplify right side
    166,035,420.80x = 39,009,085,145,873,336
  5. Step 5: Solve for x
    x = 39,009,085,145,873,336/166,035,420.80
  6. Step 6: Final answer
    x = 234,944,356.80

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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.