Home / 140,466,070.26-210,279,314.70-84,965,944.86

Finding the Fourth Proportional to 140,466,070.26, 210,279,314.70 and 84,965,944.86

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Solution

The fourth proportional to 140,466,070.26, 210,279,314.70 and 84,965,944.86 is: 127,194,991.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,466,070.26 : 210,279,314.70 = 84,965,944.86 : x
  2. Step 2: Convert to fraction form
    140,466,070.26/210,279,314.70 = 84,965,944.86/x
  3. Step 3: Cross multiply
    140,466,070.26x = 210,279,314.70 × 84,965,944.86
  4. Step 4: Simplify right side
    140,466,070.26x = 17,866,580,657,998,786
  5. Step 5: Solve for x
    x = 17,866,580,657,998,786/140,466,070.26
  6. Step 6: Final answer
    x = 127,194,991.82

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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.