Home / 9,159,989,150.68-12,641,324,985.57-6,897,937,771.24

Finding the Fourth Proportional to 9,159,989,150.68, 12,641,324,985.57 and 6,897,937,771.24

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Solution

The fourth proportional to 9,159,989,150.68, 12,641,324,985.57 and 6,897,937,771.24 is: 9,519,560,739.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159,989,150.68 : 12,641,324,985.57 = 6,897,937,771.24 : x
  2. Step 2: Convert to fraction form
    9,159,989,150.68/12,641,324,985.57 = 6,897,937,771.24/x
  3. Step 3: Cross multiply
    9,159,989,150.68x = 12,641,324,985.57 × 6,897,937,771.24
  4. Step 4: Simplify right side
    9,159,989,150.68x = 87,199,073,096,483,241,984
  5. Step 5: Solve for x
    x = 87,199,073,096,483,241,984/9,159,989,150.68
  6. Step 6: Final answer
    x = 9,519,560,739.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.