Home / 1,637,601,949.40-2,453,903,363.53-972,305,866.25

Finding the Fourth Proportional to 1,637,601,949.40, 2,453,903,363.53 and 972,305,866.25

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Solution

The fourth proportional to 1,637,601,949.40, 2,453,903,363.53 and 972,305,866.25 is: 1,456,974,716.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,601,949.40 : 2,453,903,363.53 = 972,305,866.25 : x
  2. Step 2: Convert to fraction form
    1,637,601,949.40/2,453,903,363.53 = 972,305,866.25/x
  3. Step 3: Cross multiply
    1,637,601,949.40x = 2,453,903,363.53 × 972,305,866.25
  4. Step 4: Simplify right side
    1,637,601,949.40x = 2,385,944,635,559,828,992
  5. Step 5: Solve for x
    x = 2,385,944,635,559,828,992/1,637,601,949.40
  6. Step 6: Final answer
    x = 1,456,974,716.25

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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.