Home / 188,637,291.30-260,316,795.56-106,130,879.22

Finding the Fourth Proportional to 188,637,291.30, 260,316,795.56 and 106,130,879.22

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Solution

The fourth proportional to 188,637,291.30, 260,316,795.56 and 106,130,879.22 is: 146,459,113.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,637,291.30 : 260,316,795.56 = 106,130,879.22 : x
  2. Step 2: Convert to fraction form
    188,637,291.30/260,316,795.56 = 106,130,879.22/x
  3. Step 3: Cross multiply
    188,637,291.30x = 260,316,795.56 × 106,130,879.22
  4. Step 4: Simplify right side
    188,637,291.30x = 27,627,650,388,515,792
  5. Step 5: Solve for x
    x = 27,627,650,388,515,792/188,637,291.30
  6. Step 6: Final answer
    x = 146,459,113.14

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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.