Home / 129,794,792.40-194,679,535.80-34,056,680.40

Finding the Fourth Proportional to 129,794,792.40, 194,679,535.80 and 34,056,680.40

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Solution

The fourth proportional to 129,794,792.40, 194,679,535.80 and 34,056,680.40 is: 51,081,700.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,794,792.40 : 194,679,535.80 = 34,056,680.40 : x
  2. Step 2: Convert to fraction form
    129,794,792.40/194,679,535.80 = 34,056,680.40/x
  3. Step 3: Cross multiply
    129,794,792.40x = 194,679,535.80 × 34,056,680.40
  4. Step 4: Simplify right side
    129,794,792.40x = 6,630,138,731,160,958
  5. Step 5: Solve for x
    x = 6,630,138,731,160,958/129,794,792.40
  6. Step 6: Final answer
    x = 51,081,700.65

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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.