Home / 214,861,362.60-296,540,080.38-120,783,258.12

Finding the Fourth Proportional to 214,861,362.60, 296,540,080.38 and 120,783,258.12

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Solution

The fourth proportional to 214,861,362.60, 296,540,080.38 and 120,783,258.12 is: 166,698,547.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,861,362.60 : 296,540,080.38 = 120,783,258.12 : x
  2. Step 2: Convert to fraction form
    214,861,362.60/296,540,080.38 = 120,783,258.12/x
  3. Step 3: Cross multiply
    214,861,362.60x = 296,540,080.38 × 120,783,258.12
  4. Step 4: Simplify right side
    214,861,362.60x = 35,817,077,071,463,088
  5. Step 5: Solve for x
    x = 35,817,077,071,463,088/214,861,362.60
  6. Step 6: Final answer
    x = 166,698,547.56

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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.