Home / 181,465,472,002.20-272,198,208,003.30-157,004,291,074.20

Finding the Fourth Proportional to 181,465,472,002.20, 272,198,208,003.30 and 157,004,291,074.20

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Solution

The fourth proportional to 181,465,472,002.20, 272,198,208,003.30 and 157,004,291,074.20 is: 235,506,436,611.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,465,472,002.20 : 272,198,208,003.30 = 157,004,291,074.20 : x
  2. Step 2: Convert to fraction form
    181,465,472,002.20/272,198,208,003.30 = 157,004,291,074.20/x
  3. Step 3: Cross multiply
    181,465,472,002.20x = 272,198,208,003.30 × 157,004,291,074.20
  4. Step 4: Simplify right side
    181,465,472,002.20x = 42,736,286,679,225,748,946,944
  5. Step 5: Solve for x
    x = 42,736,286,679,225,748,946,944/181,465,472,002.20
  6. Step 6: Final answer
    x = 235,506,436,611.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.