Home / 207,176,129.64-285,903,087.36-114,356,657.16

Finding the Fourth Proportional to 207,176,129.64, 285,903,087.36 and 114,356,657.16

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Solution

The fourth proportional to 207,176,129.64, 285,903,087.36 and 114,356,657.16 is: 157,812,202.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,176,129.64 : 285,903,087.36 = 114,356,657.16 : x
  2. Step 2: Convert to fraction form
    207,176,129.64/285,903,087.36 = 114,356,657.16/x
  3. Step 3: Cross multiply
    207,176,129.64x = 285,903,087.36 × 114,356,657.16
  4. Step 4: Simplify right side
    207,176,129.64x = 32,694,921,342,213,052
  5. Step 5: Solve for x
    x = 32,694,921,342,213,052/207,176,129.64
  6. Step 6: Final answer
    x = 157,812,202.59

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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.