Home / 297,917,433.84-411,182,977.02-197,268,346.38

Finding the Fourth Proportional to 297,917,433.84, 411,182,977.02 and 197,268,346.38

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Solution

The fourth proportional to 297,917,433.84, 411,182,977.02 and 197,268,346.38 is: 272,268,006.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,917,433.84 : 411,182,977.02 = 197,268,346.38 : x
  2. Step 2: Convert to fraction form
    297,917,433.84/411,182,977.02 = 197,268,346.38/x
  3. Step 3: Cross multiply
    297,917,433.84x = 411,182,977.02 × 197,268,346.38
  4. Step 4: Simplify right side
    297,917,433.84x = 81,113,385,936,340,928
  5. Step 5: Solve for x
    x = 81,113,385,936,340,928/297,917,433.84
  6. Step 6: Final answer
    x = 272,268,006.91

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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.