Home / 1,705,882,176.25-2,558,823,264.38-413,417,664.25

Finding the Fourth Proportional to 1,705,882,176.25, 2,558,823,264.38 and 413,417,664.25

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Solution

The fourth proportional to 1,705,882,176.25, 2,558,823,264.38 and 413,417,664.25 is: 620,126,496.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,882,176.25 : 2,558,823,264.38 = 413,417,664.25 : x
  2. Step 2: Convert to fraction form
    1,705,882,176.25/2,558,823,264.38 = 413,417,664.25/x
  3. Step 3: Cross multiply
    1,705,882,176.25x = 2,558,823,264.38 × 413,417,664.25
  4. Step 4: Simplify right side
    1,705,882,176.25x = 1,057,862,737,188,539,904
  5. Step 5: Solve for x
    x = 1,057,862,737,188,539,904/1,705,882,176.25
  6. Step 6: Final answer
    x = 620,126,496.38

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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.