Home / 48,515,013,597.80-72,772,422,807.68-45,562,722,444.37

Finding the Fourth Proportional to 48,515,013,597.80, 72,772,422,807.68 and 45,562,722,444.37

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Solution

The fourth proportional to 48,515,013,597.80, 72,772,422,807.68 and 45,562,722,444.37 is: 68,343,992,016.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,515,013,597.80 : 72,772,422,807.68 = 45,562,722,444.37 : x
  2. Step 2: Convert to fraction form
    48,515,013,597.80/72,772,422,807.68 = 45,562,722,444.37/x
  3. Step 3: Cross multiply
    48,515,013,597.80x = 72,772,422,807.68 × 45,562,722,444.37
  4. Step 4: Simplify right side
    48,515,013,597.80x = 3,315,709,701,990,882,738,176
  5. Step 5: Solve for x
    x = 3,315,709,701,990,882,738,176/48,515,013,597.80
  6. Step 6: Final answer
    x = 68,343,992,016.13

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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.