Home / 260,191,832.29-389,767,384.59-156,503,800.33

Finding the Fourth Proportional to 260,191,832.29, 389,767,384.59 and 156,503,800.33

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Solution

The fourth proportional to 260,191,832.29, 389,767,384.59 and 156,503,800.33 is: 234,442,704.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,191,832.29 : 389,767,384.59 = 156,503,800.33 : x
  2. Step 2: Convert to fraction form
    260,191,832.29/389,767,384.59 = 156,503,800.33/x
  3. Step 3: Cross multiply
    260,191,832.29x = 389,767,384.59 × 156,503,800.33
  4. Step 4: Simplify right side
    260,191,832.29x = 61,000,076,933,019,680
  5. Step 5: Solve for x
    x = 61,000,076,933,019,680/260,191,832.29
  6. Step 6: Final answer
    x = 234,442,704.82

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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.