Home / 897,228,693.40-1,347,228,723.30-489,082,005.40

Finding the Fourth Proportional to 897,228,693.40, 1,347,228,723.30 and 489,082,005.40

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Solution

The fourth proportional to 897,228,693.40, 1,347,228,723.30 and 489,082,005.40 is: 734,378,348.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,228,693.40 : 1,347,228,723.30 = 489,082,005.40 : x
  2. Step 2: Convert to fraction form
    897,228,693.40/1,347,228,723.30 = 489,082,005.40/x
  3. Step 3: Cross multiply
    897,228,693.40x = 1,347,228,723.30 × 489,082,005.40
  4. Step 4: Simplify right side
    897,228,693.40x = 658,905,325,724,045,696
  5. Step 5: Solve for x
    x = 658,905,325,724,045,696/897,228,693.40
  6. Step 6: Final answer
    x = 734,378,348.10

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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.