Home / 112,669,740.80-169,004,611.20-35,995,270.40

Finding the Fourth Proportional to 112,669,740.80, 169,004,611.20 and 35,995,270.40

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Solution

The fourth proportional to 112,669,740.80, 169,004,611.20 and 35,995,270.40 is: 53,992,905.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,669,740.80 : 169,004,611.20 = 35,995,270.40 : x
  2. Step 2: Convert to fraction form
    112,669,740.80/169,004,611.20 = 35,995,270.40/x
  3. Step 3: Cross multiply
    112,669,740.80x = 169,004,611.20 × 35,995,270.40
  4. Step 4: Simplify right side
    112,669,740.80x = 6,083,366,678,990,868
  5. Step 5: Solve for x
    x = 6,083,366,678,990,868/112,669,740.80
  6. Step 6: Final answer
    x = 53,992,905.60

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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.