Home / 3,320,031,936.80-4,980,047,905.20-866,368,839.80

Finding the Fourth Proportional to 3,320,031,936.80, 4,980,047,905.20 and 866,368,839.80

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Solution

The fourth proportional to 3,320,031,936.80, 4,980,047,905.20 and 866,368,839.80 is: 1,299,553,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,031,936.80 : 4,980,047,905.20 = 866,368,839.80 : x
  2. Step 2: Convert to fraction form
    3,320,031,936.80/4,980,047,905.20 = 866,368,839.80/x
  3. Step 3: Cross multiply
    3,320,031,936.80x = 4,980,047,905.20 × 866,368,839.80
  4. Step 4: Simplify right side
    3,320,031,936.80x = 4,314,558,325,776,543,744
  5. Step 5: Solve for x
    x = 4,314,558,325,776,543,744/3,320,031,936.80
  6. Step 6: Final answer
    x = 1,299,553,259.70

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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.