Home / 103,175,335.58-142,383,093.17-56,132,676.45

Finding the Fourth Proportional to 103,175,335.58, 142,383,093.17 and 56,132,676.45

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Solution

The fourth proportional to 103,175,335.58, 142,383,093.17 and 56,132,676.45 is: 77,463,708.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,175,335.58 : 142,383,093.17 = 56,132,676.45 : x
  2. Step 2: Convert to fraction form
    103,175,335.58/142,383,093.17 = 56,132,676.45/x
  3. Step 3: Cross multiply
    103,175,335.58x = 142,383,093.17 × 56,132,676.45
  4. Step 4: Simplify right side
    103,175,335.58x = 7,992,344,100,581,151
  5. Step 5: Solve for x
    x = 7,992,344,100,581,151/103,175,335.58
  6. Step 6: Final answer
    x = 77,463,708.32

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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.