Home / 378,456,434.70-567,684,652.05-102,107,114.70

Finding the Fourth Proportional to 378,456,434.70, 567,684,652.05 and 102,107,114.70

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Solution

The fourth proportional to 378,456,434.70, 567,684,652.05 and 102,107,114.70 is: 153,160,672.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,456,434.70 : 567,684,652.05 = 102,107,114.70 : x
  2. Step 2: Convert to fraction form
    378,456,434.70/567,684,652.05 = 102,107,114.70/x
  3. Step 3: Cross multiply
    378,456,434.70x = 567,684,652.05 × 102,107,114.70
  4. Step 4: Simplify right side
    378,456,434.70x = 57,964,641,880,298,936
  5. Step 5: Solve for x
    x = 57,964,641,880,298,936/378,456,434.70
  6. Step 6: Final answer
    x = 153,160,672.05

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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.