Home / 413,915,537.40-620,873,306.10-352,362,859.80

Finding the Fourth Proportional to 413,915,537.40, 620,873,306.10 and 352,362,859.80

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Solution

The fourth proportional to 413,915,537.40, 620,873,306.10 and 352,362,859.80 is: 528,544,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,915,537.40 : 620,873,306.10 = 352,362,859.80 : x
  2. Step 2: Convert to fraction form
    413,915,537.40/620,873,306.10 = 352,362,859.80/x
  3. Step 3: Cross multiply
    413,915,537.40x = 620,873,306.10 × 352,362,859.80
  4. Step 4: Simplify right side
    413,915,537.40x = 218,772,693,710,876,800
  5. Step 5: Solve for x
    x = 218,772,693,710,876,800/413,915,537.40
  6. Step 6: Final answer
    x = 528,544,289.70

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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.