Home / 235,691,610.64-325,264,558.92-131,269,728.40

Finding the Fourth Proportional to 235,691,610.64, 325,264,558.92 and 131,269,728.40

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Solution

The fourth proportional to 235,691,610.64, 325,264,558.92 and 131,269,728.40 is: 181,157,870.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,691,610.64 : 325,264,558.92 = 131,269,728.40 : x
  2. Step 2: Convert to fraction form
    235,691,610.64/325,264,558.92 = 131,269,728.40/x
  3. Step 3: Cross multiply
    235,691,610.64x = 325,264,558.92 × 131,269,728.40
  4. Step 4: Simplify right side
    235,691,610.64x = 42,697,390,307,574,200
  5. Step 5: Solve for x
    x = 42,697,390,307,574,200/235,691,610.64
  6. Step 6: Final answer
    x = 181,157,870.62

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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.