Home / 101,859,415,747.10-140,561,901,233.85-55,508,858,740.86

Finding the Fourth Proportional to 101,859,415,747.10, 140,561,901,233.85 and 55,508,858,740.86

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Solution

The fourth proportional to 101,859,415,747.10, 140,561,901,233.85 and 55,508,858,740.86 is: 76,599,994,833.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,859,415,747.10 : 140,561,901,233.85 = 55,508,858,740.86 : x
  2. Step 2: Convert to fraction form
    101,859,415,747.10/140,561,901,233.85 = 55,508,858,740.86/x
  3. Step 3: Cross multiply
    101,859,415,747.10x = 140,561,901,233.85 × 55,508,858,740.86
  4. Step 4: Simplify right side
    101,859,415,747.10x = 7,802,430,719,936,495,091,712
  5. Step 5: Solve for x
    x = 7,802,430,719,936,495,091,712/101,859,415,747.10
  6. Step 6: Final answer
    x = 76,599,994,833.16

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1.5x scale

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.