Home / 98,124,183.83-135,412,281.81-54,072,759.15

Finding the Fourth Proportional to 98,124,183.83, 135,412,281.81 and 54,072,759.15

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Solution

The fourth proportional to 98,124,183.83, 135,412,281.81 and 54,072,759.15 is: 74,620,908.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,124,183.83 : 135,412,281.81 = 54,072,759.15 : x
  2. Step 2: Convert to fraction form
    98,124,183.83/135,412,281.81 = 54,072,759.15/x
  3. Step 3: Cross multiply
    98,124,183.83x = 135,412,281.81 × 54,072,759.15
  4. Step 4: Simplify right side
    98,124,183.83x = 7,322,115,700,264,056
  5. Step 5: Solve for x
    x = 7,322,115,700,264,056/98,124,183.83
  6. Step 6: Final answer
    x = 74,620,908.07

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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.