Home / 1,213,753,214.25-1,819,892,569.67-475,939,206.94

Finding the Fourth Proportional to 1,213,753,214.25, 1,819,892,569.67 and 475,939,206.94

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Solution

The fourth proportional to 1,213,753,214.25, 1,819,892,569.67 and 475,939,206.94 is: 713,619,717.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,753,214.25 : 1,819,892,569.67 = 475,939,206.94 : x
  2. Step 2: Convert to fraction form
    1,213,753,214.25/1,819,892,569.67 = 475,939,206.94/x
  3. Step 3: Cross multiply
    1,213,753,214.25x = 1,819,892,569.67 × 475,939,206.94
  4. Step 4: Simplify right side
    1,213,753,214.25x = 866,158,226,322,358,784
  5. Step 5: Solve for x
    x = 866,158,226,322,358,784/1,213,753,214.25
  6. Step 6: Final answer
    x = 713,619,717.88

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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.