Home / 197,179,355.84-272,083,804.92-113,574,676.91

Finding the Fourth Proportional to 197,179,355.84, 272,083,804.92 and 113,574,676.91

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Solution

The fourth proportional to 197,179,355.84, 272,083,804.92 and 113,574,676.91 is: 156,719,399.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,179,355.84 : 272,083,804.92 = 113,574,676.91 : x
  2. Step 2: Convert to fraction form
    197,179,355.84/272,083,804.92 = 113,574,676.91/x
  3. Step 3: Cross multiply
    197,179,355.84x = 272,083,804.92 × 113,574,676.91
  4. Step 4: Simplify right side
    197,179,355.84x = 30,901,830,234,872,052
  5. Step 5: Solve for x
    x = 30,901,830,234,872,052/197,179,355.84
  6. Step 6: Final answer
    x = 156,719,399.47

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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.