Home / 141,015,282,557.54-211,550,840,137.70-40,287,007,670.72

Finding the Fourth Proportional to 141,015,282,557.54, 211,550,840,137.70 and 40,287,007,670.72

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Solution

The fourth proportional to 141,015,282,557.54, 211,550,840,137.70 and 40,287,007,670.72 is: 60,438,486,983.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,015,282,557.54 : 211,550,840,137.70 = 40,287,007,670.72 : x
  2. Step 2: Convert to fraction form
    141,015,282,557.54/211,550,840,137.70 = 40,287,007,670.72/x
  3. Step 3: Cross multiply
    141,015,282,557.54x = 211,550,840,137.70 × 40,287,007,670.72
  4. Step 4: Simplify right side
    141,015,282,557.54x = 8,522,750,319,374,146,469,888
  5. Step 5: Solve for x
    x = 8,522,750,319,374,146,469,888/141,015,282,557.54
  6. Step 6: Final answer
    x = 60,438,486,983.82

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1.5x scale

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.