Home / 118,090,918.48-162,965,537.40-65,879,954.32

Finding the Fourth Proportional to 118,090,918.48, 162,965,537.40 and 65,879,954.32

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Solution

The fourth proportional to 118,090,918.48, 162,965,537.40 and 65,879,954.32 is: 90,914,375.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,090,918.48 : 162,965,537.40 = 65,879,954.32 : x
  2. Step 2: Convert to fraction form
    118,090,918.48/162,965,537.40 = 65,879,954.32/x
  3. Step 3: Cross multiply
    118,090,918.48x = 162,965,537.40 × 65,879,954.32
  4. Step 4: Simplify right side
    118,090,918.48x = 10,736,162,159,646,252
  5. Step 5: Solve for x
    x = 10,736,162,159,646,252/118,090,918.48
  6. Step 6: Final answer
    x = 90,914,375.96

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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.