Home / 118,090,922.98-162,965,543.62-65,879,958.82

Finding the Fourth Proportional to 118,090,922.98, 162,965,543.62 and 65,879,958.82

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Solution

The fourth proportional to 118,090,922.98, 162,965,543.62 and 65,879,958.82 is: 90,914,382.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,090,922.98 : 162,965,543.62 = 65,879,958.82 : x
  2. Step 2: Convert to fraction form
    118,090,922.98/162,965,543.62 = 65,879,958.82/x
  3. Step 3: Cross multiply
    118,090,922.98x = 162,965,543.62 × 65,879,958.82
  4. Step 4: Simplify right side
    118,090,922.98x = 10,736,163,302,764,514
  5. Step 5: Solve for x
    x = 10,736,163,302,764,514/118,090,922.98
  6. Step 6: Final answer
    x = 90,914,382.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.