Home / 268,832,403.20-402,965,169.60-105,006,857.60

Finding the Fourth Proportional to 268,832,403.20, 402,965,169.60 and 105,006,857.60

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Solution

The fourth proportional to 268,832,403.20, 402,965,169.60 and 105,006,857.60 is: 157,399,575.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,832,403.20 : 402,965,169.60 = 105,006,857.60 : x
  2. Step 2: Convert to fraction form
    268,832,403.20/402,965,169.60 = 105,006,857.60/x
  3. Step 3: Cross multiply
    268,832,403.20x = 402,965,169.60 × 105,006,857.60
  4. Step 4: Simplify right side
    268,832,403.20x = 42,314,106,181,947,048
  5. Step 5: Solve for x
    x = 42,314,106,181,947,048/268,832,403.20
  6. Step 6: Final answer
    x = 157,399,575.64

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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.