Home / 298,621,128.60-447,769,602.72-134,667,052.74

Finding the Fourth Proportional to 298,621,128.60, 447,769,602.72 and 134,667,052.74

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Solution

The fourth proportional to 298,621,128.60, 447,769,602.72 and 134,667,052.74 is: 201,927,482.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,621,128.60 : 447,769,602.72 = 134,667,052.74 : x
  2. Step 2: Convert to fraction form
    298,621,128.60/447,769,602.72 = 134,667,052.74/x
  3. Step 3: Cross multiply
    298,621,128.60x = 447,769,602.72 × 134,667,052.74
  4. Step 4: Simplify right side
    298,621,128.60x = 60,299,812,704,863,096
  5. Step 5: Solve for x
    x = 60,299,812,704,863,096/298,621,128.60
  6. Step 6: Final answer
    x = 201,927,482.45

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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.