Home / 13,588,012,952.20-20,382,019,428.30-9,234,448,280.20

Finding the Fourth Proportional to 13,588,012,952.20, 20,382,019,428.30 and 9,234,448,280.20

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Solution

The fourth proportional to 13,588,012,952.20, 20,382,019,428.30 and 9,234,448,280.20 is: 13,851,672,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,588,012,952.20 : 20,382,019,428.30 = 9,234,448,280.20 : x
  2. Step 2: Convert to fraction form
    13,588,012,952.20/20,382,019,428.30 = 9,234,448,280.20/x
  3. Step 3: Cross multiply
    13,588,012,952.20x = 20,382,019,428.30 × 9,234,448,280.20
  4. Step 4: Simplify right side
    13,588,012,952.20x = 188,216,704,256,667,942,912
  5. Step 5: Solve for x
    x = 188,216,704,256,667,942,912/13,588,012,952.20
  6. Step 6: Final answer
    x = 13,851,672,420.30

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Double scale
Find fourth proportional to 13,588,012,953.20, 20,382,019,429.80 and 9,234,448,281.20
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.