Home / 112,228,384.80-168,342,577.20-108,869,152.80

Finding the Fourth Proportional to 112,228,384.80, 168,342,577.20 and 108,869,152.80

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Solution

The fourth proportional to 112,228,384.80, 168,342,577.20 and 108,869,152.80 is: 163,303,729.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,228,384.80 : 168,342,577.20 = 108,869,152.80 : x
  2. Step 2: Convert to fraction form
    112,228,384.80/168,342,577.20 = 108,869,152.80/x
  3. Step 3: Cross multiply
    112,228,384.80x = 168,342,577.20 × 108,869,152.80
  4. Step 4: Simplify right side
    112,228,384.80x = 18,327,313,759,932,596
  5. Step 5: Solve for x
    x = 18,327,313,759,932,596/112,228,384.80
  6. Step 6: Final answer
    x = 163,303,729.20

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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.