Home / 262,417,198.76-393,473,511.32-124,241,645.80

Finding the Fourth Proportional to 262,417,198.76, 393,473,511.32 and 124,241,645.80

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Solution

The fourth proportional to 262,417,198.76, 393,473,511.32 and 124,241,645.80 is: 186,290,368.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,417,198.76 : 393,473,511.32 = 124,241,645.80 : x
  2. Step 2: Convert to fraction form
    262,417,198.76/393,473,511.32 = 124,241,645.80/x
  3. Step 3: Cross multiply
    262,417,198.76x = 393,473,511.32 × 124,241,645.80
  4. Step 4: Simplify right side
    262,417,198.76x = 48,885,796,625,101,728
  5. Step 5: Solve for x
    x = 48,885,796,625,101,728/262,417,198.76
  6. Step 6: Final answer
    x = 186,290,368.38

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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.