Home / 284,322,553.36-426,483,834.88-68,911,801.36

Finding the Fourth Proportional to 284,322,553.36, 426,483,834.88 and 68,911,801.36

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Solution

The fourth proportional to 284,322,553.36, 426,483,834.88 and 68,911,801.36 is: 103,367,703.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,322,553.36 : 426,483,834.88 = 68,911,801.36 : x
  2. Step 2: Convert to fraction form
    284,322,553.36/426,483,834.88 = 68,911,801.36/x
  3. Step 3: Cross multiply
    284,322,553.36x = 426,483,834.88 × 68,911,801.36
  4. Step 4: Simplify right side
    284,322,553.36x = 29,389,769,312,501,600
  5. Step 5: Solve for x
    x = 29,389,769,312,501,600/284,322,553.36
  6. Step 6: Final answer
    x = 103,367,703.21

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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.