Home / 181,848,318.90-272,772,478.35-109,147,190.10

Finding the Fourth Proportional to 181,848,318.90, 272,772,478.35 and 109,147,190.10

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Solution

The fourth proportional to 181,848,318.90, 272,772,478.35 and 109,147,190.10 is: 163,720,785.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,848,318.90 : 272,772,478.35 = 109,147,190.10 : x
  2. Step 2: Convert to fraction form
    181,848,318.90/272,772,478.35 = 109,147,190.10/x
  3. Step 3: Cross multiply
    181,848,318.90x = 272,772,478.35 × 109,147,190.10
  4. Step 4: Simplify right side
    181,848,318.90x = 29,772,349,548,515,584
  5. Step 5: Solve for x
    x = 29,772,349,548,515,584/181,848,318.90
  6. Step 6: Final answer
    x = 163,720,785.15

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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.