Home / 166,791,166.80-230,171,656.20-93,452,834

Finding the Fourth Proportional to 166,791,166.80, 230,171,656.20 and 93,452,834

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Solution

The fourth proportional to 166,791,166.80, 230,171,656.20 and 93,452,834 is: 128,964,824.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,791,166.80 : 230,171,656.20 = 93,452,834 : x
  2. Step 2: Convert to fraction form
    166,791,166.80/230,171,656.20 = 93,452,834/x
  3. Step 3: Cross multiply
    166,791,166.80x = 230,171,656.20 × 93,452,834
  4. Step 4: Simplify right side
    166,791,166.80x = 21,510,193,578,363,668
  5. Step 5: Solve for x
    x = 21,510,193,578,363,668/166,791,166.80
  6. Step 6: Final answer
    x = 128,964,824.64

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1.5x scale

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.