Home / 436,176,448,001.20-654,264,672,001.80-287,284,536,218.80

Finding the Fourth Proportional to 436,176,448,001.20, 654,264,672,001.80 and 287,284,536,218.80

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Solution

The fourth proportional to 436,176,448,001.20, 654,264,672,001.80 and 287,284,536,218.80 is: 430,926,804,328.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,176,448,001.20 : 654,264,672,001.80 = 287,284,536,218.80 : x
  2. Step 2: Convert to fraction form
    436,176,448,001.20/654,264,672,001.80 = 287,284,536,218.80/x
  3. Step 3: Cross multiply
    436,176,448,001.20x = 654,264,672,001.80 × 287,284,536,218.80
  4. Step 4: Simplify right side
    436,176,448,001.20x = 187,960,122,860,382,436,982,784
  5. Step 5: Solve for x
    x = 187,960,122,860,382,436,982,784/436,176,448,001.20
  6. Step 6: Final answer
    x = 430,926,804,328.20

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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.