Home / 347,736,650.80-521,604,976.20-156,633,674.80

Finding the Fourth Proportional to 347,736,650.80, 521,604,976.20 and 156,633,674.80

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Solution

The fourth proportional to 347,736,650.80, 521,604,976.20 and 156,633,674.80 is: 234,950,512.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736,650.80 : 521,604,976.20 = 156,633,674.80 : x
  2. Step 2: Convert to fraction form
    347,736,650.80/521,604,976.20 = 156,633,674.80/x
  3. Step 3: Cross multiply
    347,736,650.80x = 521,604,976.20 × 156,633,674.80
  4. Step 4: Simplify right side
    347,736,650.80x = 81,700,904,216,172,544
  5. Step 5: Solve for x
    x = 81,700,904,216,172,544/347,736,650.80
  6. Step 6: Final answer
    x = 234,950,512.20

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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.