Home / 448,470,856.80-672,706,285.20-244,397,512.80

Finding the Fourth Proportional to 448,470,856.80, 672,706,285.20 and 244,397,512.80

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Solution

The fourth proportional to 448,470,856.80, 672,706,285.20 and 244,397,512.80 is: 366,596,269.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,470,856.80 : 672,706,285.20 = 244,397,512.80 : x
  2. Step 2: Convert to fraction form
    448,470,856.80/672,706,285.20 = 244,397,512.80/x
  3. Step 3: Cross multiply
    448,470,856.80x = 672,706,285.20 × 244,397,512.80
  4. Step 4: Simplify right side
    448,470,856.80x = 164,407,742,947,807,456
  5. Step 5: Solve for x
    x = 164,407,742,947,807,456/448,470,856.80
  6. Step 6: Final answer
    x = 366,596,269.20

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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.