Home / 22,178,671,521.38-30,617,120,576.41-14,858,628,541.53

Finding the Fourth Proportional to 22,178,671,521.38, 30,617,120,576.41 and 14,858,628,541.53

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Solution

The fourth proportional to 22,178,671,521.38, 30,617,120,576.41 and 14,858,628,541.53 is: 20,511,977,970.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,178,671,521.38 : 30,617,120,576.41 = 14,858,628,541.53 : x
  2. Step 2: Convert to fraction form
    22,178,671,521.38/30,617,120,576.41 = 14,858,628,541.53/x
  3. Step 3: Cross multiply
    22,178,671,521.38x = 30,617,120,576.41 × 14,858,628,541.53
  4. Step 4: Simplify right side
    22,178,671,521.38x = 454,928,421,656,111,087,616
  5. Step 5: Solve for x
    x = 454,928,421,656,111,087,616/22,178,671,521.38
  6. Step 6: Final answer
    x = 20,511,977,970.26

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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.