Home / 497,633,104.25-686,733,979.32-277,616,530.25

Finding the Fourth Proportional to 497,633,104.25, 686,733,979.32 and 277,616,530.25

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Solution

The fourth proportional to 497,633,104.25, 686,733,979.32 and 277,616,530.25 is: 383,110,976.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,633,104.25 : 686,733,979.32 = 277,616,530.25 : x
  2. Step 2: Convert to fraction form
    497,633,104.25/686,733,979.32 = 277,616,530.25/x
  3. Step 3: Cross multiply
    497,633,104.25x = 686,733,979.32 × 277,616,530.25
  4. Step 4: Simplify right side
    497,633,104.25x = 190,648,704,543,593,664
  5. Step 5: Solve for x
    x = 190,648,704,543,593,664/497,633,104.25
  6. Step 6: Final answer
    x = 383,110,976.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.