Home / 1,368,105,572.21-1,887,935,109.73-741,560,548.05

Finding the Fourth Proportional to 1,368,105,572.21, 1,887,935,109.73 and 741,560,548.05

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Solution

The fourth proportional to 1,368,105,572.21, 1,887,935,109.73 and 741,560,548.05 is: 1,023,326,140.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,105,572.21 : 1,887,935,109.73 = 741,560,548.05 : x
  2. Step 2: Convert to fraction form
    1,368,105,572.21/1,887,935,109.73 = 741,560,548.05/x
  3. Step 3: Cross multiply
    1,368,105,572.21x = 1,887,935,109.73 × 741,560,548.05
  4. Step 4: Simplify right side
    1,368,105,572.21x = 1,400,018,194,652,361,728
  5. Step 5: Solve for x
    x = 1,400,018,194,652,361,728/1,368,105,572.21
  6. Step 6: Final answer
    x = 1,023,326,140.25

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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.