Home / 151,226,867.40-226,840,301.10-70,456,000.20

Finding the Fourth Proportional to 151,226,867.40, 226,840,301.10 and 70,456,000.20

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Solution

The fourth proportional to 151,226,867.40, 226,840,301.10 and 70,456,000.20 is: 105,684,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,226,867.40 : 226,840,301.10 = 70,456,000.20 : x
  2. Step 2: Convert to fraction form
    151,226,867.40/226,840,301.10 = 70,456,000.20/x
  3. Step 3: Cross multiply
    151,226,867.40x = 226,840,301.10 × 70,456,000.20
  4. Step 4: Simplify right side
    151,226,867.40x = 15,982,260,299,669,660
  5. Step 5: Solve for x
    x = 15,982,260,299,669,660/151,226,867.40
  6. Step 6: Final answer
    x = 105,684,000.30

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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.