Home / 2,813,161,119.09-4,218,669,058.56-947,305,854.91

Finding the Fourth Proportional to 2,813,161,119.09, 4,218,669,058.56 and 947,305,854.91

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Solution

The fourth proportional to 2,813,161,119.09, 4,218,669,058.56 and 947,305,854.91 is: 1,420,597,587.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,161,119.09 : 4,218,669,058.56 = 947,305,854.91 : x
  2. Step 2: Convert to fraction form
    2,813,161,119.09/4,218,669,058.56 = 947,305,854.91/x
  3. Step 3: Cross multiply
    2,813,161,119.09x = 4,218,669,058.56 × 947,305,854.91
  4. Step 4: Simplify right side
    2,813,161,119.09x = 3,996,369,899,103,219,200
  5. Step 5: Solve for x
    x = 3,996,369,899,103,219,200/2,813,161,119.09
  6. Step 6: Final answer
    x = 1,420,597,587.53

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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.