Home / 347,736,446.80-521,604,670.20-156,633,470.80

Finding the Fourth Proportional to 347,736,446.80, 521,604,670.20 and 156,633,470.80

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Solution

The fourth proportional to 347,736,446.80, 521,604,670.20 and 156,633,470.80 is: 234,950,206.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736,446.80 : 521,604,670.20 = 156,633,470.80 : x
  2. Step 2: Convert to fraction form
    347,736,446.80/521,604,670.20 = 156,633,470.80/x
  3. Step 3: Cross multiply
    347,736,446.80x = 521,604,670.20 × 156,633,470.80
  4. Step 4: Simplify right side
    347,736,446.80x = 81,700,749,878,915,328
  5. Step 5: Solve for x
    x = 81,700,749,878,915,328/347,736,446.80
  6. Step 6: Final answer
    x = 234,950,206.20

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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.