Home / 448,432,826.10-672,649,239.15-332,206,679.40

Finding the Fourth Proportional to 448,432,826.10, 672,649,239.15 and 332,206,679.40

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Solution

The fourth proportional to 448,432,826.10, 672,649,239.15 and 332,206,679.40 is: 498,310,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,432,826.10 : 672,649,239.15 = 332,206,679.40 : x
  2. Step 2: Convert to fraction form
    448,432,826.10/672,649,239.15 = 332,206,679.40/x
  3. Step 3: Cross multiply
    448,432,826.10x = 672,649,239.15 × 332,206,679.40
  4. Step 4: Simplify right side
    448,432,826.10x = 223,458,570,138,957,952
  5. Step 5: Solve for x
    x = 223,458,570,138,957,952/448,432,826.10
  6. Step 6: Final answer
    x = 498,310,019.10

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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.