Home / 57,715,166,728.56-79,646,928,359.55-31,994,381,471.19

Finding the Fourth Proportional to 57,715,166,728.56, 79,646,928,359.55 and 31,994,381,471.19

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Solution

The fourth proportional to 57,715,166,728.56, 79,646,928,359.55 and 31,994,381,471.19 is: 44,152,245,473.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,715,166,728.56 : 79,646,928,359.55 = 31,994,381,471.19 : x
  2. Step 2: Convert to fraction form
    57,715,166,728.56/79,646,928,359.55 = 31,994,381,471.19/x
  3. Step 3: Cross multiply
    57,715,166,728.56x = 79,646,928,359.55 × 31,994,381,471.19
  4. Step 4: Simplify right side
    57,715,166,728.56x = 2,548,254,208,943,983,689,728
  5. Step 5: Solve for x
    x = 2,548,254,208,943,983,689,728/57,715,166,728.56
  6. Step 6: Final answer
    x = 44,152,245,473.51

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Double scale
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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.