Home / 86,297,269.10-129,445,903.65-22,471,861.10

Finding the Fourth Proportional to 86,297,269.10, 129,445,903.65 and 22,471,861.10

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Solution

The fourth proportional to 86,297,269.10, 129,445,903.65 and 22,471,861.10 is: 33,707,791.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,297,269.10 : 129,445,903.65 = 22,471,861.10 : x
  2. Step 2: Convert to fraction form
    86,297,269.10/129,445,903.65 = 22,471,861.10/x
  3. Step 3: Cross multiply
    86,297,269.10x = 129,445,903.65 × 22,471,861.10
  4. Step 4: Simplify right side
    86,297,269.10x = 2,908,890,366,786,783.50
  5. Step 5: Solve for x
    x = 2,908,890,366,786,783.50/86,297,269.10
  6. Step 6: Final answer
    x = 33,707,791.65

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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.