Home / 166,236,261.60-249,606,334.80-127,941,016.80

Finding the Fourth Proportional to 166,236,261.60, 249,606,334.80 and 127,941,016.80

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Solution

The fourth proportional to 166,236,261.60, 249,606,334.80 and 127,941,016.80 is: 192,105,428.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,236,261.60 : 249,606,334.80 = 127,941,016.80 : x
  2. Step 2: Convert to fraction form
    166,236,261.60/249,606,334.80 = 127,941,016.80/x
  3. Step 3: Cross multiply
    166,236,261.60x = 249,606,334.80 × 127,941,016.80
  4. Step 4: Simplify right side
    166,236,261.60x = 31,934,888,274,033,224
  5. Step 5: Solve for x
    x = 31,934,888,274,033,224/166,236,261.60
  6. Step 6: Final answer
    x = 192,105,428.54

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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.