Home / 152,571,033.20-228,851,432.19-66,309,432.77

Finding the Fourth Proportional to 152,571,033.20, 228,851,432.19 and 66,309,432.77

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Solution

The fourth proportional to 152,571,033.20, 228,851,432.19 and 66,309,432.77 is: 99,461,924.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,571,033.20 : 228,851,432.19 = 66,309,432.77 : x
  2. Step 2: Convert to fraction form
    152,571,033.20/228,851,432.19 = 66,309,432.77/x
  3. Step 3: Cross multiply
    152,571,033.20x = 228,851,432.19 × 66,309,432.77
  4. Step 4: Simplify right side
    152,571,033.20x = 15,175,008,655,976,762
  5. Step 5: Solve for x
    x = 15,175,008,655,976,762/152,571,033.20
  6. Step 6: Final answer
    x = 99,461,924.97

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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.