Home / 1,470,467,687.28-2,029,220,329.68-801,420,647.28

Finding the Fourth Proportional to 1,470,467,687.28, 2,029,220,329.68 and 801,420,647.28

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Solution

The fourth proportional to 1,470,467,687.28, 2,029,220,329.68 and 801,420,647.28 is: 1,105,946,825.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,467,687.28 : 2,029,220,329.68 = 801,420,647.28 : x
  2. Step 2: Convert to fraction form
    1,470,467,687.28/2,029,220,329.68 = 801,420,647.28/x
  3. Step 3: Cross multiply
    1,470,467,687.28x = 2,029,220,329.68 × 801,420,647.28
  4. Step 4: Simplify right side
    1,470,467,687.28x = 1,626,259,070,085,880,576
  5. Step 5: Solve for x
    x = 1,626,259,070,085,880,576/1,470,467,687.28
  6. Step 6: Final answer
    x = 1,105,946,825.05

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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.