Home / 612,822,380.50-844,706,962.11-414,511,554.70

Finding the Fourth Proportional to 612,822,380.50, 844,706,962.11 and 414,511,554.70

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Solution

The fourth proportional to 612,822,380.50, 844,706,962.11 and 414,511,554.70 is: 571,357,716.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,822,380.50 : 844,706,962.11 = 414,511,554.70 : x
  2. Step 2: Convert to fraction form
    612,822,380.50/844,706,962.11 = 414,511,554.70/x
  3. Step 3: Cross multiply
    612,822,380.50x = 844,706,962.11 × 414,511,554.70
  4. Step 4: Simplify right side
    612,822,380.50x = 350,140,796,130,130,112
  5. Step 5: Solve for x
    x = 350,140,796,130,130,112/612,822,380.50
  6. Step 6: Final answer
    x = 571,357,716.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.