Home / 140,466,094.45-210,279,350.67-84,965,968.78

Finding the Fourth Proportional to 140,466,094.45, 210,279,350.67 and 84,965,968.78

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Solution

The fourth proportional to 140,466,094.45, 210,279,350.67 and 84,965,968.78 is: 127,195,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,466,094.45 : 210,279,350.67 = 84,965,968.78 : x
  2. Step 2: Convert to fraction form
    140,466,094.45/210,279,350.67 = 84,965,968.78/x
  3. Step 3: Cross multiply
    140,466,094.45x = 210,279,350.67 × 84,965,968.78
  4. Step 4: Simplify right side
    140,466,094.45x = 17,866,588,744,105,892
  5. Step 5: Solve for x
    x = 17,866,588,744,105,892/140,466,094.45
  6. Step 6: Final answer
    x = 127,195,027.48

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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.