Home / 445,479,321.60-668,218,982.40-241,405,977.60

Finding the Fourth Proportional to 445,479,321.60, 668,218,982.40 and 241,405,977.60

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Solution

The fourth proportional to 445,479,321.60, 668,218,982.40 and 241,405,977.60 is: 362,108,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,479,321.60 : 668,218,982.40 = 241,405,977.60 : x
  2. Step 2: Convert to fraction form
    445,479,321.60/668,218,982.40 = 241,405,977.60/x
  3. Step 3: Cross multiply
    445,479,321.60x = 668,218,982.40 × 241,405,977.60
  4. Step 4: Simplify right side
    445,479,321.60x = 161,312,056,697,149,184
  5. Step 5: Solve for x
    x = 161,312,056,697,149,184/445,479,321.60
  6. Step 6: Final answer
    x = 362,108,966.40

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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.