Home / 584,947,406.82-877,421,056.97-257,422,919.82

Finding the Fourth Proportional to 584,947,406.82, 877,421,056.97 and 257,422,919.82

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Solution

The fourth proportional to 584,947,406.82, 877,421,056.97 and 257,422,919.82 is: 386,134,356.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,947,406.82 : 877,421,056.97 = 257,422,919.82 : x
  2. Step 2: Convert to fraction form
    584,947,406.82/877,421,056.97 = 257,422,919.82/x
  3. Step 3: Cross multiply
    584,947,406.82x = 877,421,056.97 × 257,422,919.82
  4. Step 4: Simplify right side
    584,947,406.82x = 225,868,290,395,480,864
  5. Step 5: Solve for x
    x = 225,868,290,395,480,864/584,947,406.82
  6. Step 6: Final answer
    x = 386,134,356.29

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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.