Home / 314,935,872.40-470,892,154.20-233,306,534.80

Finding the Fourth Proportional to 314,935,872.40, 470,892,154.20 and 233,306,534.80

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Solution

The fourth proportional to 314,935,872.40, 470,892,154.20 and 233,306,534.80 is: 348,839,958.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,935,872.40 : 470,892,154.20 = 233,306,534.80 : x
  2. Step 2: Convert to fraction form
    314,935,872.40/470,892,154.20 = 233,306,534.80/x
  3. Step 3: Cross multiply
    314,935,872.40x = 470,892,154.20 × 233,306,534.80
  4. Step 4: Simplify right side
    314,935,872.40x = 109,862,216,760,909,264
  5. Step 5: Solve for x
    x = 109,862,216,760,909,264/314,935,872.40
  6. Step 6: Final answer
    x = 348,839,958.83

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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.