Home / 90,885,260.40-136,327,890.60-29,474,300.40

Finding the Fourth Proportional to 90,885,260.40, 136,327,890.60 and 29,474,300.40

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Solution

The fourth proportional to 90,885,260.40, 136,327,890.60 and 29,474,300.40 is: 44,211,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,885,260.40 : 136,327,890.60 = 29,474,300.40 : x
  2. Step 2: Convert to fraction form
    90,885,260.40/136,327,890.60 = 29,474,300.40/x
  3. Step 3: Cross multiply
    90,885,260.40x = 136,327,890.60 × 29,474,300.40
  4. Step 4: Simplify right side
    90,885,260.40x = 4,018,169,200,442,736
  5. Step 5: Solve for x
    x = 4,018,169,200,442,736/90,885,260.40
  6. Step 6: Final answer
    x = 44,211,450.60

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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.