Home / 3,620,041,901.20-5,430,062,851.80-1,967,047,814.80

Finding the Fourth Proportional to 3,620,041,901.20, 5,430,062,851.80 and 1,967,047,814.80

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Solution

The fourth proportional to 3,620,041,901.20, 5,430,062,851.80 and 1,967,047,814.80 is: 2,950,571,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,041,901.20 : 5,430,062,851.80 = 1,967,047,814.80 : x
  2. Step 2: Convert to fraction form
    3,620,041,901.20/5,430,062,851.80 = 1,967,047,814.80/x
  3. Step 3: Cross multiply
    3,620,041,901.20x = 5,430,062,851.80 × 1,967,047,814.80
  4. Step 4: Simplify right side
    3,620,041,901.20x = 10,681,193,266,859,845,632
  5. Step 5: Solve for x
    x = 10,681,193,266,859,845,632/3,620,041,901.20
  6. Step 6: Final answer
    x = 2,950,571,722.20

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Double scale
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Similar ratio
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1.5x scale

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.