Home / 25,378,506,997.31-35,020,234,622.72-13,946,474,738.99

Finding the Fourth Proportional to 25,378,506,997.31, 35,020,234,622.72 and 13,946,474,738.99

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Solution

The fourth proportional to 25,378,506,997.31, 35,020,234,622.72 and 13,946,474,738.99 is: 19,244,978,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378,506,997.31 : 35,020,234,622.72 = 13,946,474,738.99 : x
  2. Step 2: Convert to fraction form
    25,378,506,997.31/35,020,234,622.72 = 13,946,474,738.99/x
  3. Step 3: Cross multiply
    25,378,506,997.31x = 35,020,234,622.72 × 13,946,474,738.99
  4. Step 4: Simplify right side
    25,378,506,997.31x = 488,408,817,519,267,479,552
  5. Step 5: Solve for x
    x = 488,408,817,519,267,479,552/25,378,506,997.31
  6. Step 6: Final answer
    x = 19,244,978,342.15

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1.5x scale

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.