Home / 117,647,161.43-162,349,823.04-64,000,043.91

Finding the Fourth Proportional to 117,647,161.43, 162,349,823.04 and 64,000,043.91

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Solution

The fourth proportional to 117,647,161.43, 162,349,823.04 and 64,000,043.91 is: 88,318,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,647,161.43 : 162,349,823.04 = 64,000,043.91 : x
  2. Step 2: Convert to fraction form
    117,647,161.43/162,349,823.04 = 64,000,043.91/x
  3. Step 3: Cross multiply
    117,647,161.43x = 162,349,823.04 × 64,000,043.91
  4. Step 4: Simplify right side
    117,647,161.43x = 10,390,395,803,340,728
  5. Step 5: Solve for x
    x = 10,390,395,803,340,728/117,647,161.43
  6. Step 6: Final answer
    x = 88,318,287.30

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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.