Home / 313,558,785.45-470,307,786.06-95,211,046.74

Finding the Fourth Proportional to 313,558,785.45, 470,307,786.06 and 95,211,046.74

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Solution

The fourth proportional to 313,558,785.45, 470,307,786.06 and 95,211,046.74 is: 142,807,341.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,558,785.45 : 470,307,786.06 = 95,211,046.74 : x
  2. Step 2: Convert to fraction form
    313,558,785.45/470,307,786.06 = 95,211,046.74/x
  3. Step 3: Cross multiply
    313,558,785.45x = 470,307,786.06 × 95,211,046.74
  4. Step 4: Simplify right side
    313,558,785.45x = 44,778,496,600,744,576
  5. Step 5: Solve for x
    x = 44,778,496,600,744,576/313,558,785.45
  6. Step 6: Final answer
    x = 142,807,341.65

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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.