Home / 50,885,617.19-70,222,098.56-27,680,688.79

Finding the Fourth Proportional to 50,885,617.19, 70,222,098.56 and 27,680,688.79

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Solution

The fourth proportional to 50,885,617.19, 70,222,098.56 and 27,680,688.79 is: 38,199,321.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,885,617.19 : 70,222,098.56 = 27,680,688.79 : x
  2. Step 2: Convert to fraction form
    50,885,617.19/70,222,098.56 = 27,680,688.79/x
  3. Step 3: Cross multiply
    50,885,617.19x = 70,222,098.56 × 27,680,688.79
  4. Step 4: Simplify right side
    50,885,617.19x = 1,943,796,056,106,108.75
  5. Step 5: Solve for x
    x = 1,943,796,056,106,108.75/50,885,617.19
  6. Step 6: Final answer
    x = 38,199,321.61

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1.5x scale

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.