Home / 251,666,519.78-347,310,572.36-140,157,360.29

Finding the Fourth Proportional to 251,666,519.78, 347,310,572.36 and 140,157,360.29

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Solution

The fourth proportional to 251,666,519.78, 347,310,572.36 and 140,157,360.29 is: 193,423,158.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,666,519.78 : 347,310,572.36 = 140,157,360.29 : x
  2. Step 2: Convert to fraction form
    251,666,519.78/347,310,572.36 = 140,157,360.29/x
  3. Step 3: Cross multiply
    251,666,519.78x = 347,310,572.36 × 140,157,360.29
  4. Step 4: Simplify right side
    251,666,519.78x = 48,678,133,022,085,848
  5. Step 5: Solve for x
    x = 48,678,133,022,085,848/251,666,519.78
  6. Step 6: Final answer
    x = 193,423,158.01

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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.