Home / 101,859,415,746.60-140,561,901,233.15-55,508,858,740.36

Finding the Fourth Proportional to 101,859,415,746.60, 140,561,901,233.15 and 55,508,858,740.36

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Solution

The fourth proportional to 101,859,415,746.60, 140,561,901,233.15 and 55,508,858,740.36 is: 76,599,994,832.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,859,415,746.60 : 140,561,901,233.15 = 55,508,858,740.36 : x
  2. Step 2: Convert to fraction form
    101,859,415,746.60/140,561,901,233.15 = 55,508,858,740.36/x
  3. Step 3: Cross multiply
    101,859,415,746.60x = 140,561,901,233.15 × 55,508,858,740.36
  4. Step 4: Simplify right side
    101,859,415,746.60x = 7,802,430,719,827,357,204,480
  5. Step 5: Solve for x
    x = 7,802,430,719,827,357,204,480/101,859,415,746.60
  6. Step 6: Final answer
    x = 76,599,994,832.46

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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.