Home / 543,004,551.90-814,506,827.85-197,969,435.10

Finding the Fourth Proportional to 543,004,551.90, 814,506,827.85 and 197,969,435.10

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Solution

The fourth proportional to 543,004,551.90, 814,506,827.85 and 197,969,435.10 is: 296,954,152.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,004,551.90 : 814,506,827.85 = 197,969,435.10 : x
  2. Step 2: Convert to fraction form
    543,004,551.90/814,506,827.85 = 197,969,435.10/x
  3. Step 3: Cross multiply
    543,004,551.90x = 814,506,827.85 × 197,969,435.10
  4. Step 4: Simplify right side
    543,004,551.90x = 161,247,456,594,557,440
  5. Step 5: Solve for x
    x = 161,247,456,594,557,440/543,004,551.90
  6. Step 6: Final answer
    x = 296,954,152.65

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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.