Home / 16,163,327,155.57-22,143,388,044.92-15,559,012,848.07

Finding the Fourth Proportional to 16,163,327,155.57, 22,143,388,044.92 and 15,559,012,848.07

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Solution

The fourth proportional to 16,163,327,155.57, 22,143,388,044.92 and 15,559,012,848.07 is: 21,315,491,283.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,163,327,155.57 : 22,143,388,044.92 = 15,559,012,848.07 : x
  2. Step 2: Convert to fraction form
    16,163,327,155.57/22,143,388,044.92 = 15,559,012,848.07/x
  3. Step 3: Cross multiply
    16,163,327,155.57x = 22,143,388,044.92 × 15,559,012,848.07
  4. Step 4: Simplify right side
    16,163,327,155.57x = 344,529,259,090,676,416,512
  5. Step 5: Solve for x
    x = 344,529,259,090,676,416,512/16,163,327,155.57
  6. Step 6: Final answer
    x = 21,315,491,283.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.