Home / 152,031,188.80-228,046,783.20-132,899,312.80

Finding the Fourth Proportional to 152,031,188.80, 228,046,783.20 and 132,899,312.80

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Solution

The fourth proportional to 152,031,188.80, 228,046,783.20 and 132,899,312.80 is: 199,348,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,031,188.80 : 228,046,783.20 = 132,899,312.80 : x
  2. Step 2: Convert to fraction form
    152,031,188.80/228,046,783.20 = 132,899,312.80/x
  3. Step 3: Cross multiply
    152,031,188.80x = 228,046,783.20 × 132,899,312.80
  4. Step 4: Simplify right side
    152,031,188.80x = 30,307,260,773,530,584
  5. Step 5: Solve for x
    x = 30,307,260,773,530,584/152,031,188.80
  6. Step 6: Final answer
    x = 199,348,969.20

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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.