Home / 2,420,380,341.17-3,340,090,918.50-1,348,728,839.11

Finding the Fourth Proportional to 2,420,380,341.17, 3,340,090,918.50 and 1,348,728,839.11

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Solution

The fourth proportional to 2,420,380,341.17, 3,340,090,918.50 and 1,348,728,839.11 is: 1,861,226,878.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,380,341.17 : 3,340,090,918.50 = 1,348,728,839.11 : x
  2. Step 2: Convert to fraction form
    2,420,380,341.17/3,340,090,918.50 = 1,348,728,839.11/x
  3. Step 3: Cross multiply
    2,420,380,341.17x = 3,340,090,918.50 × 1,348,728,839.11
  4. Step 4: Simplify right side
    2,420,380,341.17x = 4,504,876,947,030,358,528
  5. Step 5: Solve for x
    x = 4,504,876,947,030,358,528/2,420,380,341.17
  6. Step 6: Final answer
    x = 1,861,226,878.44

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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.