Home / 617,298,348.72-851,484,234.56-366,224,984.80

Finding the Fourth Proportional to 617,298,348.72, 851,484,234.56 and 366,224,984.80

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Solution

The fourth proportional to 617,298,348.72, 851,484,234.56 and 366,224,984.80 is: 505,160,594.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,298,348.72 : 851,484,234.56 = 366,224,984.80 : x
  2. Step 2: Convert to fraction form
    617,298,348.72/851,484,234.56 = 366,224,984.80/x
  3. Step 3: Cross multiply
    617,298,348.72x = 851,484,234.56 × 366,224,984.80
  4. Step 4: Simplify right side
    617,298,348.72x = 311,834,800,859,175,616
  5. Step 5: Solve for x
    x = 311,834,800,859,175,616/617,298,348.72
  6. Step 6: Final answer
    x = 505,160,594.56

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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.