Home / 643,046,554.26-963,676,223.19-335,725,640.10

Finding the Fourth Proportional to 643,046,554.26, 963,676,223.19 and 335,725,640.10

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Solution

The fourth proportional to 643,046,554.26, 963,676,223.19 and 335,725,640.10 is: 503,121,919.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    643,046,554.26 : 963,676,223.19 = 335,725,640.10 : x
  2. Step 2: Convert to fraction form
    643,046,554.26/963,676,223.19 = 335,725,640.10/x
  3. Step 3: Cross multiply
    643,046,554.26x = 963,676,223.19 × 335,725,640.10
  4. Step 4: Simplify right side
    643,046,554.26x = 323,530,816,879,613,248
  5. Step 5: Solve for x
    x = 323,530,816,879,613,248/643,046,554.26
  6. Step 6: Final answer
    x = 503,121,919.77

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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.