Home / 480,869,609,805.94-721,304,000,272.41-122,721,554,592.58

Finding the Fourth Proportional to 480,869,609,805.94, 721,304,000,272.41 and 122,721,554,592.58

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Solution

The fourth proportional to 480,869,609,805.94, 721,304,000,272.41 and 122,721,554,592.58 is: 184,082,226,121.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,869,609,805.94 : 721,304,000,272.41 = 122,721,554,592.58 : x
  2. Step 2: Convert to fraction form
    480,869,609,805.94/721,304,000,272.41 = 122,721,554,592.58/x
  3. Step 3: Cross multiply
    480,869,609,805.94x = 721,304,000,272.41 × 122,721,554,592.58
  4. Step 4: Simplify right side
    480,869,609,805.94x = 88,519,548,247,276,909,494,272
  5. Step 5: Solve for x
    x = 88,519,548,247,276,909,494,272/480,869,609,805.94
  6. Step 6: Final answer
    x = 184,082,226,121.55

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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.