Home / 6,929,139,728.64-10,389,558,874.32-2,205,421,250.16

Finding the Fourth Proportional to 6,929,139,728.64, 10,389,558,874.32 and 2,205,421,250.16

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Solution

The fourth proportional to 6,929,139,728.64, 10,389,558,874.32 and 2,205,421,250.16 is: 3,306,810,775.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929,139,728.64 : 10,389,558,874.32 = 2,205,421,250.16 : x
  2. Step 2: Convert to fraction form
    6,929,139,728.64/10,389,558,874.32 = 2,205,421,250.16/x
  3. Step 3: Cross multiply
    6,929,139,728.64x = 10,389,558,874.32 × 2,205,421,250.16
  4. Step 4: Simplify right side
    6,929,139,728.64x = 22,913,353,921,213,734,912
  5. Step 5: Solve for x
    x = 22,913,353,921,213,734,912/6,929,139,728.64
  6. Step 6: Final answer
    x = 3,306,810,775.73

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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.