Home / 121,673,245,000.80-167,886,876,523.86-70,213,031,420.34

Finding the Fourth Proportional to 121,673,245,000.80, 167,886,876,523.86 and 70,213,031,420.34

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Solution

The fourth proportional to 121,673,245,000.80, 167,886,876,523.86 and 70,213,031,420.34 is: 96,881,171,668.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,673,245,000.80 : 167,886,876,523.86 = 70,213,031,420.34 : x
  2. Step 2: Convert to fraction form
    121,673,245,000.80/167,886,876,523.86 = 70,213,031,420.34/x
  3. Step 3: Cross multiply
    121,673,245,000.80x = 167,886,876,523.86 × 70,213,031,420.34
  4. Step 4: Simplify right side
    121,673,245,000.80x = 11,787,846,536,432,522,887,168
  5. Step 5: Solve for x
    x = 11,787,846,536,432,522,887,168/121,673,245,000.80
  6. Step 6: Final answer
    x = 96,881,171,668.88

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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.