Home / 228,007,016.72-314,650,146.71-123,585,158.78

Finding the Fourth Proportional to 228,007,016.72, 314,650,146.71 and 123,585,158.78

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Solution

The fourth proportional to 228,007,016.72, 314,650,146.71 and 123,585,158.78 is: 170,547,770.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,007,016.72 : 314,650,146.71 = 123,585,158.78 : x
  2. Step 2: Convert to fraction form
    228,007,016.72/314,650,146.71 = 123,585,158.78/x
  3. Step 3: Cross multiply
    228,007,016.72x = 314,650,146.71 × 123,585,158.78
  4. Step 4: Simplify right side
    228,007,016.72x = 38,886,088,341,305,640
  5. Step 5: Solve for x
    x = 38,886,088,341,305,640/228,007,016.72
  6. Step 6: Final answer
    x = 170,547,770.42

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.