Home / 315,286,371.32-473,015,839.59-151,661,001.83

Finding the Fourth Proportional to 315,286,371.32, 473,015,839.59 and 151,661,001.83

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Solution

The fourth proportional to 315,286,371.32, 473,015,839.59 and 151,661,001.83 is: 227,533,006.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,286,371.32 : 473,015,839.59 = 151,661,001.83 : x
  2. Step 2: Convert to fraction form
    315,286,371.32/473,015,839.59 = 151,661,001.83/x
  3. Step 3: Cross multiply
    315,286,371.32x = 473,015,839.59 × 151,661,001.83
  4. Step 4: Simplify right side
    315,286,371.32x = 71,738,056,111,312,888
  5. Step 5: Solve for x
    x = 71,738,056,111,312,888/315,286,371.32
  6. Step 6: Final answer
    x = 227,533,006.94

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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.