Home / 13,468,032,315.80-20,202,048,473.70-7,663,279,419.80

Finding the Fourth Proportional to 13,468,032,315.80, 20,202,048,473.70 and 7,663,279,419.80

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Solution

The fourth proportional to 13,468,032,315.80, 20,202,048,473.70 and 7,663,279,419.80 is: 11,494,919,129.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468,032,315.80 : 20,202,048,473.70 = 7,663,279,419.80 : x
  2. Step 2: Convert to fraction form
    13,468,032,315.80/20,202,048,473.70 = 7,663,279,419.80/x
  3. Step 3: Cross multiply
    13,468,032,315.80x = 20,202,048,473.70 × 7,663,279,419.80
  4. Step 4: Simplify right side
    13,468,032,315.80x = 154,813,942,306,307,211,264
  5. Step 5: Solve for x
    x = 154,813,942,306,307,211,264/13,468,032,315.80
  6. Step 6: Final answer
    x = 11,494,919,129.70

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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.