Home / 70,279,836.06-105,282,462.72-48,416,353.32

Finding the Fourth Proportional to 70,279,836.06, 105,282,462.72 and 48,416,353.32

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Solution

The fourth proportional to 70,279,836.06, 105,282,462.72 and 48,416,353.32 is: 72,529,948.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,279,836.06 : 105,282,462.72 = 48,416,353.32 : x
  2. Step 2: Convert to fraction form
    70,279,836.06/105,282,462.72 = 48,416,353.32/x
  3. Step 3: Cross multiply
    70,279,836.06x = 105,282,462.72 × 48,416,353.32
  4. Step 4: Simplify right side
    70,279,836.06x = 5,097,392,913,451,248
  5. Step 5: Solve for x
    x = 5,097,392,913,451,248/70,279,836.06
  6. Step 6: Final answer
    x = 72,529,948.83

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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.