Home / 342,689,876,268.87-472,905,667,186.66-188,362,256,601.53

Finding the Fourth Proportional to 342,689,876,268.87, 472,905,667,186.66 and 188,362,256,601.53

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Solution

The fourth proportional to 342,689,876,268.87, 472,905,667,186.66 and 188,362,256,601.53 is: 259,936,417,150.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,689,876,268.87 : 472,905,667,186.66 = 188,362,256,601.53 : x
  2. Step 2: Convert to fraction form
    342,689,876,268.87/472,905,667,186.66 = 188,362,256,601.53/x
  3. Step 3: Cross multiply
    342,689,876,268.87x = 472,905,667,186.66 × 188,362,256,601.53
  4. Step 4: Simplify right side
    342,689,876,268.87x = 89,077,578,630,931,385,679,872
  5. Step 5: Solve for x
    x = 89,077,578,630,931,385,679,872/342,689,876,268.87
  6. Step 6: Final answer
    x = 259,936,417,150.07

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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.