Home / 452,490,685.29-678,731,690.97-268,125,449.27

Finding the Fourth Proportional to 452,490,685.29, 678,731,690.97 and 268,125,449.27

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Solution

The fourth proportional to 452,490,685.29, 678,731,690.97 and 268,125,449.27 is: 402,185,604.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,490,685.29 : 678,731,690.97 = 268,125,449.27 : x
  2. Step 2: Convert to fraction form
    452,490,685.29/678,731,690.97 = 268,125,449.27/x
  3. Step 3: Cross multiply
    452,490,685.29x = 678,731,690.97 × 268,125,449.27
  4. Step 4: Simplify right side
    452,490,685.29x = 181,985,239,571,724,384
  5. Step 5: Solve for x
    x = 181,985,239,571,724,384/452,490,685.29
  6. Step 6: Final answer
    x = 402,185,604.01

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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.