Home / 21,482,683,325.27-29,644,767,211.13-11,836,873,505.21

Finding the Fourth Proportional to 21,482,683,325.27, 29,644,767,211.13 and 11,836,873,505.21

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Solution

The fourth proportional to 21,482,683,325.27, 29,644,767,211.13 and 11,836,873,505.21 is: 16,334,149,428.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482,683,325.27 : 29,644,767,211.13 = 11,836,873,505.21 : x
  2. Step 2: Convert to fraction form
    21,482,683,325.27/29,644,767,211.13 = 11,836,873,505.21/x
  3. Step 3: Cross multiply
    21,482,683,325.27x = 29,644,767,211.13 × 11,836,873,505.21
  4. Step 4: Simplify right side
    21,482,683,325.27x = 350,901,359,569,335,418,880
  5. Step 5: Solve for x
    x = 350,901,359,569,335,418,880/21,482,683,325.27
  6. Step 6: Final answer
    x = 16,334,149,428.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.