Home / 492,555,313.02-679,726,385.55-269,537,042.03

Finding the Fourth Proportional to 492,555,313.02, 679,726,385.55 and 269,537,042.03

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Solution

The fourth proportional to 492,555,313.02, 679,726,385.55 and 269,537,042.03 is: 371,961,147.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,555,313.02 : 679,726,385.55 = 269,537,042.03 : x
  2. Step 2: Convert to fraction form
    492,555,313.02/679,726,385.55 = 269,537,042.03/x
  3. Step 3: Cross multiply
    492,555,313.02x = 679,726,385.55 × 269,537,042.03
  4. Step 4: Simplify right side
    492,555,313.02x = 183,211,439,347,491,680
  5. Step 5: Solve for x
    x = 183,211,439,347,491,680/492,555,313.02
  6. Step 6: Final answer
    x = 371,961,147.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.