Home / 186,530,830.60-279,292,361.10-146,220,046.60

Finding the Fourth Proportional to 186,530,830.60, 279,292,361.10 and 146,220,046.60

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Solution

The fourth proportional to 186,530,830.60, 279,292,361.10 and 146,220,046.60 is: 218,935,078.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,530,830.60 : 279,292,361.10 = 146,220,046.60 : x
  2. Step 2: Convert to fraction form
    186,530,830.60/279,292,361.10 = 146,220,046.60/x
  3. Step 3: Cross multiply
    186,530,830.60x = 279,292,361.10 × 146,220,046.60
  4. Step 4: Simplify right side
    186,530,830.60x = 40,838,142,055,066,032
  5. Step 5: Solve for x
    x = 40,838,142,055,066,032/186,530,830.60
  6. Step 6: Final answer
    x = 218,935,078.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.