Home / 7,036,039,800.78-9,709,697,367.75-3,820,921,687.14

Finding the Fourth Proportional to 7,036,039,800.78, 9,709,697,367.75 and 3,820,921,687.14

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Solution

The fourth proportional to 7,036,039,800.78, 9,709,697,367.75 and 3,820,921,687.14 is: 5,272,851,532.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036,039,800.78 : 9,709,697,367.75 = 3,820,921,687.14 : x
  2. Step 2: Convert to fraction form
    7,036,039,800.78/9,709,697,367.75 = 3,820,921,687.14/x
  3. Step 3: Cross multiply
    7,036,039,800.78x = 9,709,697,367.75 × 3,820,921,687.14
  4. Step 4: Simplify right side
    7,036,039,800.78x = 37,099,993,248,002,146,304
  5. Step 5: Solve for x
    x = 37,099,993,248,002,146,304/7,036,039,800.78
  6. Step 6: Final answer
    x = 5,272,851,532.75

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