Home / 197,160,411.64-272,063,109-109,052,513.14

Finding the Fourth Proportional to 197,160,411.64, 272,063,109 and 109,052,513.14

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Solution

The fourth proportional to 197,160,411.64, 272,063,109 and 109,052,513.14 is: 150,482,368.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,160,411.64 : 272,063,109 = 109,052,513.14 : x
  2. Step 2: Convert to fraction form
    197,160,411.64/272,063,109 = 109,052,513.14/x
  3. Step 3: Cross multiply
    197,160,411.64x = 272,063,109 × 109,052,513.14
  4. Step 4: Simplify right side
    197,160,411.64x = 29,669,165,769,131,752
  5. Step 5: Solve for x
    x = 29,669,165,769,131,752/197,160,411.64
  6. Step 6: Final answer
    x = 150,482,368.76

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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.