Home / 136,242,112.02-188,260,052.19-97,015,787.52

Finding the Fourth Proportional to 136,242,112.02, 188,260,052.19 and 97,015,787.52

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Solution

The fourth proportional to 136,242,112.02, 188,260,052.19 and 97,015,787.52 is: 134,056,914.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,242,112.02 : 188,260,052.19 = 97,015,787.52 : x
  2. Step 2: Convert to fraction form
    136,242,112.02/188,260,052.19 = 97,015,787.52/x
  3. Step 3: Cross multiply
    136,242,112.02x = 188,260,052.19 × 97,015,787.52
  4. Step 4: Simplify right side
    136,242,112.02x = 18,264,197,221,769,148
  5. Step 5: Solve for x
    x = 18,264,197,221,769,148/136,242,112.02
  6. Step 6: Final answer
    x = 134,056,914.94

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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.