Home / 188,637,291.54-260,316,795.92-106,130,879.46

Finding the Fourth Proportional to 188,637,291.54, 260,316,795.92 and 106,130,879.46

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Solution

The fourth proportional to 188,637,291.54, 260,316,795.92 and 106,130,879.46 is: 146,459,113.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,637,291.54 : 260,316,795.92 = 106,130,879.46 : x
  2. Step 2: Convert to fraction form
    188,637,291.54/260,316,795.92 = 106,130,879.46/x
  3. Step 3: Cross multiply
    188,637,291.54x = 260,316,795.92 × 106,130,879.46
  4. Step 4: Simplify right side
    188,637,291.54x = 27,627,650,488,668,284
  5. Step 5: Solve for x
    x = 27,627,650,488,668,284/188,637,291.54
  6. Step 6: Final answer
    x = 146,459,113.48

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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.