Home / 12,846,627,576.89-19,269,863,642.09-6,988,417,252.13

Finding the Fourth Proportional to 12,846,627,576.89, 19,269,863,642.09 and 6,988,417,252.13

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Solution

The fourth proportional to 12,846,627,576.89, 19,269,863,642.09 and 6,988,417,252.13 is: 10,482,583,597.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,846,627,576.89 : 19,269,863,642.09 = 6,988,417,252.13 : x
  2. Step 2: Convert to fraction form
    12,846,627,576.89/19,269,863,642.09 = 6,988,417,252.13/x
  3. Step 3: Cross multiply
    12,846,627,576.89x = 19,269,863,642.09 × 6,988,417,252.13
  4. Step 4: Simplify right side
    12,846,627,576.89x = 134,665,847,522,636,529,664
  5. Step 5: Solve for x
    x = 134,665,847,522,636,529,664/12,846,627,576.89
  6. Step 6: Final answer
    x = 10,482,583,597.65

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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.