Home / 166,839,421.32-230,252,035.86-92,523,256.20

Finding the Fourth Proportional to 166,839,421.32, 230,252,035.86 and 92,523,256.20

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Solution

The fourth proportional to 166,839,421.32, 230,252,035.86 and 92,523,256.20 is: 127,689,654.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,839,421.32 : 230,252,035.86 = 92,523,256.20 : x
  2. Step 2: Convert to fraction form
    166,839,421.32/230,252,035.86 = 92,523,256.20/x
  3. Step 3: Cross multiply
    166,839,421.32x = 230,252,035.86 × 92,523,256.20
  4. Step 4: Simplify right side
    166,839,421.32x = 21,303,668,104,446,368
  5. Step 5: Solve for x
    x = 21,303,668,104,446,368/166,839,421.32
  6. Step 6: Final answer
    x = 127,689,654.73

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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.