Home / 227,054,428.60-340,581,642.90-155,390,812.60

Finding the Fourth Proportional to 227,054,428.60, 340,581,642.90 and 155,390,812.60

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Solution

The fourth proportional to 227,054,428.60, 340,581,642.90 and 155,390,812.60 is: 233,086,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,054,428.60 : 340,581,642.90 = 155,390,812.60 : x
  2. Step 2: Convert to fraction form
    227,054,428.60/340,581,642.90 = 155,390,812.60/x
  3. Step 3: Cross multiply
    227,054,428.60x = 340,581,642.90 × 155,390,812.60
  4. Step 4: Simplify right side
    227,054,428.60x = 52,923,258,246,874,016
  5. Step 5: Solve for x
    x = 52,923,258,246,874,016/227,054,428.60
  6. Step 6: Final answer
    x = 233,086,218.90

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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.