Home / 605,399,368.20-908,099,052.30-551,830,115.40

Finding the Fourth Proportional to 605,399,368.20, 908,099,052.30 and 551,830,115.40

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Solution

The fourth proportional to 605,399,368.20, 908,099,052.30 and 551,830,115.40 is: 827,745,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,399,368.20 : 908,099,052.30 = 551,830,115.40 : x
  2. Step 2: Convert to fraction form
    605,399,368.20/908,099,052.30 = 551,830,115.40/x
  3. Step 3: Cross multiply
    605,399,368.20x = 908,099,052.30 × 551,830,115.40
  4. Step 4: Simplify right side
    605,399,368.20x = 501,116,404,825,339,584
  5. Step 5: Solve for x
    x = 501,116,404,825,339,584/605,399,368.20
  6. Step 6: Final answer
    x = 827,745,173.10

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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.