Home / 37,990,083,621.20-56,985,125,431.80-31,895,093,080.40

Finding the Fourth Proportional to 37,990,083,621.20, 56,985,125,431.80 and 31,895,093,080.40

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Solution

The fourth proportional to 37,990,083,621.20, 56,985,125,431.80 and 31,895,093,080.40 is: 47,842,639,620.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,990,083,621.20 : 56,985,125,431.80 = 31,895,093,080.40 : x
  2. Step 2: Convert to fraction form
    37,990,083,621.20/56,985,125,431.80 = 31,895,093,080.40/x
  3. Step 3: Cross multiply
    37,990,083,621.20x = 56,985,125,431.80 × 31,895,093,080.40
  4. Step 4: Simplify right side
    37,990,083,621.20x = 1,817,545,879,845,530,501,120
  5. Step 5: Solve for x
    x = 1,817,545,879,845,530,501,120/37,990,083,621.20
  6. Step 6: Final answer
    x = 47,842,639,620.60

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1.5x scale

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.