Home / 73,010,958,428.64-100,755,714,221.61-40,458,715,823.78

Finding the Fourth Proportional to 73,010,958,428.64, 100,755,714,221.61 and 40,458,715,823.78

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Solution

The fourth proportional to 73,010,958,428.64, 100,755,714,221.61 and 40,458,715,823.78 is: 55,833,355,663.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,010,958,428.64 : 100,755,714,221.61 = 40,458,715,823.78 : x
  2. Step 2: Convert to fraction form
    73,010,958,428.64/100,755,714,221.61 = 40,458,715,823.78/x
  3. Step 3: Cross multiply
    73,010,958,428.64x = 100,755,714,221.61 × 40,458,715,823.78
  4. Step 4: Simplify right side
    73,010,958,428.64x = 4,076,446,809,314,108,112,896
  5. Step 5: Solve for x
    x = 4,076,446,809,314,108,112,896/73,010,958,428.64
  6. Step 6: Final answer
    x = 55,833,355,663.97

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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.