Home / 413,567,998.80-620,351,998.20-373,257,214.80

Finding the Fourth Proportional to 413,567,998.80, 620,351,998.20 and 373,257,214.80

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Solution

The fourth proportional to 413,567,998.80, 620,351,998.20 and 373,257,214.80 is: 559,885,822.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,567,998.80 : 620,351,998.20 = 373,257,214.80 : x
  2. Step 2: Convert to fraction form
    413,567,998.80/620,351,998.20 = 373,257,214.80/x
  3. Step 3: Cross multiply
    413,567,998.80x = 620,351,998.20 × 373,257,214.80
  4. Step 4: Simplify right side
    413,567,998.80x = 231,550,859,043,746,624
  5. Step 5: Solve for x
    x = 231,550,859,043,746,624/413,567,998.80
  6. Step 6: Final answer
    x = 559,885,822.20

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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.