Home / 197,160,385.02-272,063,072.32-109,052,486.38

Finding the Fourth Proportional to 197,160,385.02, 272,063,072.32 and 109,052,486.38

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Solution

The fourth proportional to 197,160,385.02, 272,063,072.32 and 109,052,486.38 is: 150,482,331.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,160,385.02 : 272,063,072.32 = 109,052,486.38 : x
  2. Step 2: Convert to fraction form
    197,160,385.02/272,063,072.32 = 109,052,486.38/x
  3. Step 3: Cross multiply
    197,160,385.02x = 272,063,072.32 × 109,052,486.38
  4. Step 4: Simplify right side
    197,160,385.02x = 29,669,154,488,677,752
  5. Step 5: Solve for x
    x = 29,669,154,488,677,752/197,160,385.02
  6. Step 6: Final answer
    x = 150,482,331.86

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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.