Home / 193,551,569.60-290,327,354.40-121,887,953.60

Finding the Fourth Proportional to 193,551,569.60, 290,327,354.40 and 121,887,953.60

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Solution

The fourth proportional to 193,551,569.60, 290,327,354.40 and 121,887,953.60 is: 182,831,930.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,551,569.60 : 290,327,354.40 = 121,887,953.60 : x
  2. Step 2: Convert to fraction form
    193,551,569.60/290,327,354.40 = 121,887,953.60/x
  3. Step 3: Cross multiply
    193,551,569.60x = 290,327,354.40 × 121,887,953.60
  4. Step 4: Simplify right side
    193,551,569.60x = 35,387,407,101,917,952
  5. Step 5: Solve for x
    x = 35,387,407,101,917,952/193,551,569.60
  6. Step 6: Final answer
    x = 182,831,930.40

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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.