Home / 888,776,001.20-1,333,164,001.80-371,034,369.20

Finding the Fourth Proportional to 888,776,001.20, 1,333,164,001.80 and 371,034,369.20

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Solution

The fourth proportional to 888,776,001.20, 1,333,164,001.80 and 371,034,369.20 is: 556,551,553.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,776,001.20 : 1,333,164,001.80 = 371,034,369.20 : x
  2. Step 2: Convert to fraction form
    888,776,001.20/1,333,164,001.80 = 371,034,369.20/x
  3. Step 3: Cross multiply
    888,776,001.20x = 1,333,164,001.80 × 371,034,369.20
  4. Step 4: Simplify right side
    888,776,001.20x = 494,649,664,448,010,624
  5. Step 5: Solve for x
    x = 494,649,664,448,010,624/888,776,001.20
  6. Step 6: Final answer
    x = 556,551,553.80

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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.