Home / 77,717,764.65-116,651,296.58-39,422,519.85

Finding the Fourth Proportional to 77,717,764.65, 116,651,296.58 and 39,422,519.85

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Solution

The fourth proportional to 77,717,764.65, 116,651,296.58 and 39,422,519.85 is: 59,171,645.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,717,764.65 : 116,651,296.58 = 39,422,519.85 : x
  2. Step 2: Convert to fraction form
    77,717,764.65/116,651,296.58 = 39,422,519.85/x
  3. Step 3: Cross multiply
    77,717,764.65x = 116,651,296.58 × 39,422,519.85
  4. Step 4: Simplify right side
    77,717,764.65x = 4,598,688,054,756,175
  5. Step 5: Solve for x
    x = 4,598,688,054,756,175/77,717,764.65
  6. Step 6: Final answer
    x = 59,171,645.96

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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.