Home / 173,786,429.70-260,847,606.15-105,761,981.70

Finding the Fourth Proportional to 173,786,429.70, 260,847,606.15 and 105,761,981.70

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Solution

The fourth proportional to 173,786,429.70, 260,847,606.15 and 105,761,981.70 is: 158,745,189.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,786,429.70 : 260,847,606.15 = 105,761,981.70 : x
  2. Step 2: Convert to fraction form
    173,786,429.70/260,847,606.15 = 105,761,981.70/x
  3. Step 3: Cross multiply
    173,786,429.70x = 260,847,606.15 × 105,761,981.70
  4. Step 4: Simplify right side
    173,786,429.70x = 27,587,759,748,125,108
  5. Step 5: Solve for x
    x = 27,587,759,748,125,108/173,786,429.70
  6. Step 6: Final answer
    x = 158,745,189.69

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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.