Home / 1,042,371,793.08-1,563,556,367.52-266,017,471.20

Finding the Fourth Proportional to 1,042,371,793.08, 1,563,556,367.52 and 266,017,471.20

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Solution

The fourth proportional to 1,042,371,793.08, 1,563,556,367.52 and 266,017,471.20 is: 399,025,869.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,371,793.08 : 1,563,556,367.52 = 266,017,471.20 : x
  2. Step 2: Convert to fraction form
    1,042,371,793.08/1,563,556,367.52 = 266,017,471.20/x
  3. Step 3: Cross multiply
    1,042,371,793.08x = 1,563,556,367.52 × 266,017,471.20
  4. Step 4: Simplify right side
    1,042,371,793.08x = 415,933,310,966,328,192
  5. Step 5: Solve for x
    x = 415,933,310,966,328,192/1,042,371,793.08
  6. Step 6: Final answer
    x = 399,025,869.39

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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.