Home / 18,219,018,244.91-27,329,726,492.51-4,773,631,369.41

Finding the Fourth Proportional to 18,219,018,244.91, 27,329,726,492.51 and 4,773,631,369.41

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Solution

The fourth proportional to 18,219,018,244.91, 27,329,726,492.51 and 4,773,631,369.41 is: 7,160,761,241.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,219,018,244.91 : 27,329,726,492.51 = 4,773,631,369.41 : x
  2. Step 2: Convert to fraction form
    18,219,018,244.91/27,329,726,492.51 = 4,773,631,369.41/x
  3. Step 3: Cross multiply
    18,219,018,244.91x = 27,329,726,492.51 × 4,773,631,369.41
  4. Step 4: Simplify right side
    18,219,018,244.91x = 130,462,039,702,017,392,640
  5. Step 5: Solve for x
    x = 130,462,039,702,017,392,640/18,219,018,244.91
  6. Step 6: Final answer
    x = 7,160,761,241.27

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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.