Home / 12,483,009,915.28-18,722,521,673.23-3,637,779,773.10

Finding the Fourth Proportional to 12,483,009,915.28, 18,722,521,673.23 and 3,637,779,773.10

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Solution

The fourth proportional to 12,483,009,915.28, 18,722,521,673.23 and 3,637,779,773.10 is: 5,456,088,804.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483,009,915.28 : 18,722,521,673.23 = 3,637,779,773.10 : x
  2. Step 2: Convert to fraction form
    12,483,009,915.28/18,722,521,673.23 = 3,637,779,773.10/x
  3. Step 3: Cross multiply
    12,483,009,915.28x = 18,722,521,673.23 × 3,637,779,773.10
  4. Step 4: Simplify right side
    12,483,009,915.28x = 68,108,410,644,302,454,784
  5. Step 5: Solve for x
    x = 68,108,410,644,302,454,784/12,483,009,915.28
  6. Step 6: Final answer
    x = 5,456,088,804.43

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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.