Home / 2,143,570,213.68-3,214,998,689.07-649,246,476.10

Finding the Fourth Proportional to 2,143,570,213.68, 3,214,998,689.07 and 649,246,476.10

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Solution

The fourth proportional to 2,143,570,213.68, 3,214,998,689.07 and 649,246,476.10 is: 973,761,697.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,570,213.68 : 3,214,998,689.07 = 649,246,476.10 : x
  2. Step 2: Convert to fraction form
    2,143,570,213.68/3,214,998,689.07 = 649,246,476.10/x
  3. Step 3: Cross multiply
    2,143,570,213.68x = 3,214,998,689.07 × 649,246,476.10
  4. Step 4: Simplify right side
    2,143,570,213.68x = 2,087,326,569,545,291,008
  5. Step 5: Solve for x
    x = 2,087,326,569,545,291,008/2,143,570,213.68
  6. Step 6: Final answer
    x = 973,761,697.29

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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.