Home / 514,219,114.80-771,328,672.20-359,250,919.20

Finding the Fourth Proportional to 514,219,114.80, 771,328,672.20 and 359,250,919.20

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Solution

The fourth proportional to 514,219,114.80, 771,328,672.20 and 359,250,919.20 is: 538,876,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,219,114.80 : 771,328,672.20 = 359,250,919.20 : x
  2. Step 2: Convert to fraction form
    514,219,114.80/771,328,672.20 = 359,250,919.20/x
  3. Step 3: Cross multiply
    514,219,114.80x = 771,328,672.20 × 359,250,919.20
  4. Step 4: Simplify right side
    514,219,114.80x = 277,100,534,493,165,504
  5. Step 5: Solve for x
    x = 277,100,534,493,165,504/514,219,114.80
  6. Step 6: Final answer
    x = 538,876,378.80

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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.