Home / 781,071,309,936.03-1,171,610,914,175.50-243,804,232,969.92

Finding the Fourth Proportional to 781,071,309,936.03, 1,171,610,914,175.50 and 243,804,232,969.92

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Solution

The fourth proportional to 781,071,309,936.03, 1,171,610,914,175.50 and 243,804,232,969.92 is: 365,707,582,183.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,071,309,936.03 : 1,171,610,914,175.50 = 243,804,232,969.92 : x
  2. Step 2: Convert to fraction form
    781,071,309,936.03/1,171,610,914,175.50 = 243,804,232,969.92/x
  3. Step 3: Cross multiply
    781,071,309,936.03x = 1,171,610,914,175.50 × 243,804,232,969.92
  4. Step 4: Simplify right side
    781,071,309,936.03x = 285,643,700,269,744,564,207,616
  5. Step 5: Solve for x
    x = 285,643,700,269,744,564,207,616/781,071,309,936.03
  6. Step 6: Final answer
    x = 365,707,582,183.68

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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.