Home / 448,370,036.92-672,583,429.14-189,537,006.52

Finding the Fourth Proportional to 448,370,036.92, 672,583,429.14 and 189,537,006.52

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Solution

The fourth proportional to 448,370,036.92, 672,583,429.14 and 189,537,006.52 is: 284,317,504.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,370,036.92 : 672,583,429.14 = 189,537,006.52 : x
  2. Step 2: Convert to fraction form
    448,370,036.92/672,583,429.14 = 189,537,006.52/x
  3. Step 3: Cross multiply
    448,370,036.92x = 672,583,429.14 × 189,537,006.52
  4. Step 4: Simplify right side
    448,370,036.92x = 127,479,449,794,152,144
  5. Step 5: Solve for x
    x = 127,479,449,794,152,144/448,370,036.92
  6. Step 6: Final answer
    x = 284,317,504.06

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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.