Home / 3,107,684,686.80-4,661,527,030.20-2,128,132,635.60

Finding the Fourth Proportional to 3,107,684,686.80, 4,661,527,030.20 and 2,128,132,635.60

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Solution

The fourth proportional to 3,107,684,686.80, 4,661,527,030.20 and 2,128,132,635.60 is: 3,192,198,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,684,686.80 : 4,661,527,030.20 = 2,128,132,635.60 : x
  2. Step 2: Convert to fraction form
    3,107,684,686.80/4,661,527,030.20 = 2,128,132,635.60/x
  3. Step 3: Cross multiply
    3,107,684,686.80x = 4,661,527,030.20 × 2,128,132,635.60
  4. Step 4: Simplify right side
    3,107,684,686.80x = 9,920,347,804,700,166,144
  5. Step 5: Solve for x
    x = 9,920,347,804,700,166,144/3,107,684,686.80
  6. Step 6: Final answer
    x = 3,192,198,953.40

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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.