Home / 162,258,229.31-223,993,568.16-108,705,102.80

Finding the Fourth Proportional to 162,258,229.31, 223,993,568.16 and 108,705,102.80

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Solution

The fourth proportional to 162,258,229.31, 223,993,568.16 and 108,705,102.80 is: 150,064,769.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,258,229.31 : 223,993,568.16 = 108,705,102.80 : x
  2. Step 2: Convert to fraction form
    162,258,229.31/223,993,568.16 = 108,705,102.80/x
  3. Step 3: Cross multiply
    162,258,229.31x = 223,993,568.16 × 108,705,102.80
  4. Step 4: Simplify right side
    162,258,229.31x = 24,349,243,852,251,640
  5. Step 5: Solve for x
    x = 24,349,243,852,251,640/162,258,229.31
  6. Step 6: Final answer
    x = 150,064,769.94

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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.