Home / 272,922,781.10-409,568,374.13-106,905,693.56

Finding the Fourth Proportional to 272,922,781.10, 409,568,374.13 and 106,905,693.56

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Solution

The fourth proportional to 272,922,781.10, 409,568,374.13 and 106,905,693.56 is: 160,430,693.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,922,781.10 : 409,568,374.13 = 106,905,693.56 : x
  2. Step 2: Convert to fraction form
    272,922,781.10/409,568,374.13 = 106,905,693.56/x
  3. Step 3: Cross multiply
    272,922,781.10x = 409,568,374.13 × 106,905,693.56
  4. Step 4: Simplify right side
    272,922,781.10x = 43,785,191,096,609,216
  5. Step 5: Solve for x
    x = 43,785,191,096,609,216/272,922,781.10
  6. Step 6: Final answer
    x = 160,430,693.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.