Home / 691,595,886.83-954,399,470.31-374,056,487.33

Finding the Fourth Proportional to 691,595,886.83, 954,399,470.31 and 374,056,487.33

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Solution

The fourth proportional to 691,595,886.83, 954,399,470.31 and 374,056,487.33 is: 516,196,409.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,595,886.83 : 954,399,470.31 = 374,056,487.33 : x
  2. Step 2: Convert to fraction form
    691,595,886.83/954,399,470.31 = 374,056,487.33/x
  3. Step 3: Cross multiply
    691,595,886.83x = 954,399,470.31 × 374,056,487.33
  4. Step 4: Simplify right side
    691,595,886.83x = 356,999,313,368,999,168
  5. Step 5: Solve for x
    x = 356,999,313,368,999,168/691,595,886.83
  6. Step 6: Final answer
    x = 516,196,409.16

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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.