Home / 160,995,071.22-222,178,668.72-90,443,145.60

Finding the Fourth Proportional to 160,995,071.22, 222,178,668.72 and 90,443,145.60

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Solution

The fourth proportional to 160,995,071.22, 222,178,668.72 and 90,443,145.60 is: 124,814,614.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,995,071.22 : 222,178,668.72 = 90,443,145.60 : x
  2. Step 2: Convert to fraction form
    160,995,071.22/222,178,668.72 = 90,443,145.60/x
  3. Step 3: Cross multiply
    160,995,071.22x = 222,178,668.72 × 90,443,145.60
  4. Step 4: Simplify right side
    160,995,071.22x = 20,094,537,684,257,124
  5. Step 5: Solve for x
    x = 20,094,537,684,257,124/160,995,071.22
  6. Step 6: Final answer
    x = 124,814,614.09

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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.