Home / 347,736,590.80-521,604,886.20-156,633,614.80

Finding the Fourth Proportional to 347,736,590.80, 521,604,886.20 and 156,633,614.80

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Solution

The fourth proportional to 347,736,590.80, 521,604,886.20 and 156,633,614.80 is: 234,950,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736,590.80 : 521,604,886.20 = 156,633,614.80 : x
  2. Step 2: Convert to fraction form
    347,736,590.80/521,604,886.20 = 156,633,614.80/x
  3. Step 3: Cross multiply
    347,736,590.80x = 521,604,886.20 × 156,633,614.80
  4. Step 4: Simplify right side
    347,736,590.80x = 81,700,858,822,848,640
  5. Step 5: Solve for x
    x = 81,700,858,822,848,640/347,736,590.80
  6. Step 6: Final answer
    x = 234,950,422.20

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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.