Home / 188,637,285.77-260,316,787.97-106,130,873.69

Finding the Fourth Proportional to 188,637,285.77, 260,316,787.97 and 106,130,873.69

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Solution

The fourth proportional to 188,637,285.77, 260,316,787.97 and 106,130,873.69 is: 146,459,105.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,637,285.77 : 260,316,787.97 = 106,130,873.69 : x
  2. Step 2: Convert to fraction form
    188,637,285.77/260,316,787.97 = 106,130,873.69/x
  3. Step 3: Cross multiply
    188,637,285.77x = 260,316,787.97 × 106,130,873.69
  4. Step 4: Simplify right side
    188,637,285.77x = 27,627,648,143,430,580
  5. Step 5: Solve for x
    x = 27,627,648,143,430,580/188,637,285.77
  6. Step 6: Final answer
    x = 146,459,105.53

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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.