Home / 332,165,485.80-498,248,228.70-307,979,015.40

Finding the Fourth Proportional to 332,165,485.80, 498,248,228.70 and 307,979,015.40

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Solution

The fourth proportional to 332,165,485.80, 498,248,228.70 and 307,979,015.40 is: 461,968,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,165,485.80 : 498,248,228.70 = 307,979,015.40 : x
  2. Step 2: Convert to fraction form
    332,165,485.80/498,248,228.70 = 307,979,015.40/x
  3. Step 3: Cross multiply
    332,165,485.80x = 498,248,228.70 × 307,979,015.40
  4. Step 4: Simplify right side
    332,165,485.80x = 153,449,998,899,820,000
  5. Step 5: Solve for x
    x = 153,449,998,899,820,000/332,165,485.80
  6. Step 6: Final answer
    x = 461,968,523.10

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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.