Home / 152,031,076.80-228,046,615.20-132,899,200.80

Finding the Fourth Proportional to 152,031,076.80, 228,046,615.20 and 132,899,200.80

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Solution

The fourth proportional to 152,031,076.80, 228,046,615.20 and 132,899,200.80 is: 199,348,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,031,076.80 : 228,046,615.20 = 132,899,200.80 : x
  2. Step 2: Convert to fraction form
    152,031,076.80/228,046,615.20 = 132,899,200.80/x
  3. Step 3: Cross multiply
    152,031,076.80x = 228,046,615.20 × 132,899,200.80
  4. Step 4: Simplify right side
    152,031,076.80x = 30,307,212,905,225,128
  5. Step 5: Solve for x
    x = 30,307,212,905,225,128/152,031,076.80
  6. Step 6: Final answer
    x = 199,348,801.20

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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.