Home / 13,468,032,307.80-20,202,048,461.70-7,663,279,411.80

Finding the Fourth Proportional to 13,468,032,307.80, 20,202,048,461.70 and 7,663,279,411.80

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Solution

The fourth proportional to 13,468,032,307.80, 20,202,048,461.70 and 7,663,279,411.80 is: 11,494,919,117.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468,032,307.80 : 20,202,048,461.70 = 7,663,279,411.80 : x
  2. Step 2: Convert to fraction form
    13,468,032,307.80/20,202,048,461.70 = 7,663,279,411.80/x
  3. Step 3: Cross multiply
    13,468,032,307.80x = 20,202,048,461.70 × 7,663,279,411.80
  4. Step 4: Simplify right side
    13,468,032,307.80x = 154,813,942,052,731,486,208
  5. Step 5: Solve for x
    x = 154,813,942,052,731,486,208/13,468,032,307.80
  6. Step 6: Final answer
    x = 11,494,919,117.70

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Double scale
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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.