Home / 448,921,105.20-673,381,657.80-265,255,095.60

Finding the Fourth Proportional to 448,921,105.20, 673,381,657.80 and 265,255,095.60

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Solution

The fourth proportional to 448,921,105.20, 673,381,657.80 and 265,255,095.60 is: 397,882,643.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,921,105.20 : 673,381,657.80 = 265,255,095.60 : x
  2. Step 2: Convert to fraction form
    448,921,105.20/673,381,657.80 = 265,255,095.60/x
  3. Step 3: Cross multiply
    448,921,105.20x = 673,381,657.80 × 265,255,095.60
  4. Step 4: Simplify right side
    448,921,105.20x = 178,617,916,015,025,472
  5. Step 5: Solve for x
    x = 178,617,916,015,025,472/448,921,105.20
  6. Step 6: Final answer
    x = 397,882,643.40

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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.