Home / 1,957,921,036.76-2,936,881,555.16-665,456,524.76

Finding the Fourth Proportional to 1,957,921,036.76, 2,936,881,555.16 and 665,456,524.76

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Solution

The fourth proportional to 1,957,921,036.76, 2,936,881,555.16 and 665,456,524.76 is: 998,184,787.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957,921,036.76 : 2,936,881,555.16 = 665,456,524.76 : x
  2. Step 2: Convert to fraction form
    1,957,921,036.76/2,936,881,555.16 = 665,456,524.76/x
  3. Step 3: Cross multiply
    1,957,921,036.76x = 2,936,881,555.16 × 665,456,524.76
  4. Step 4: Simplify right side
    1,957,921,036.76x = 1,954,366,993,332,532,992
  5. Step 5: Solve for x
    x = 1,954,366,993,332,532,992/1,957,921,036.76
  6. Step 6: Final answer
    x = 998,184,787.15

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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.