Home / 12,481,528,404.29-18,728,729,441.08-5,849,831,279.63

Finding the Fourth Proportional to 12,481,528,404.29, 18,728,729,441.08 and 5,849,831,279.63

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Solution

The fourth proportional to 12,481,528,404.29, 18,728,729,441.08 and 5,849,831,279.63 is: 8,777,763,729.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,528,404.29 : 18,728,729,441.08 = 5,849,831,279.63 : x
  2. Step 2: Convert to fraction form
    12,481,528,404.29/18,728,729,441.08 = 5,849,831,279.63/x
  3. Step 3: Cross multiply
    12,481,528,404.29x = 18,728,729,441.08 × 5,849,831,279.63
  4. Step 4: Simplify right side
    12,481,528,404.29x = 109,559,907,312,180,477,952
  5. Step 5: Solve for x
    x = 109,559,907,312,180,477,952/12,481,528,404.29
  6. Step 6: Final answer
    x = 8,777,763,729.20

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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.