Home / 2,165,583,940.80-3,248,375,911.20-529,808,542.80

Finding the Fourth Proportional to 2,165,583,940.80, 3,248,375,911.20 and 529,808,542.80

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Solution

The fourth proportional to 2,165,583,940.80, 3,248,375,911.20 and 529,808,542.80 is: 794,712,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165,583,940.80 : 3,248,375,911.20 = 529,808,542.80 : x
  2. Step 2: Convert to fraction form
    2,165,583,940.80/3,248,375,911.20 = 529,808,542.80/x
  3. Step 3: Cross multiply
    2,165,583,940.80x = 3,248,375,911.20 × 529,808,542.80
  4. Step 4: Simplify right side
    2,165,583,940.80x = 1,721,017,307,979,494,144
  5. Step 5: Solve for x
    x = 1,721,017,307,979,494,144/2,165,583,940.80
  6. Step 6: Final answer
    x = 794,712,814.20

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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.