Home / 168,999,713.28-253,496,848.32-53,983,497.60

Finding the Fourth Proportional to 168,999,713.28, 253,496,848.32 and 53,983,497.60

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Solution

The fourth proportional to 168,999,713.28, 253,496,848.32 and 53,983,497.60 is: 80,974,377.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,999,713.28 : 253,496,848.32 = 53,983,497.60 : x
  2. Step 2: Convert to fraction form
    168,999,713.28/253,496,848.32 = 53,983,497.60/x
  3. Step 3: Cross multiply
    168,999,713.28x = 253,496,848.32 × 53,983,497.60
  4. Step 4: Simplify right side
    168,999,713.28x = 13,684,646,502,890,284
  5. Step 5: Solve for x
    x = 13,684,646,502,890,284/168,999,713.28
  6. Step 6: Final answer
    x = 80,974,377.04

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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.