Home / 101,088,055.05-151,632,082.58-80,932,663.05

Finding the Fourth Proportional to 101,088,055.05, 151,632,082.58 and 80,932,663.05

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Solution

The fourth proportional to 101,088,055.05, 151,632,082.58 and 80,932,663.05 is: 121,398,994.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,088,055.05 : 151,632,082.58 = 80,932,663.05 : x
  2. Step 2: Convert to fraction form
    101,088,055.05/151,632,082.58 = 80,932,663.05/x
  3. Step 3: Cross multiply
    101,088,055.05x = 151,632,082.58 × 80,932,663.05
  4. Step 4: Simplify right side
    101,088,055.05x = 12,271,988,246,612,250
  5. Step 5: Solve for x
    x = 12,271,988,246,612,250/101,088,055.05
  6. Step 6: Final answer
    x = 121,398,994.58

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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.