Home / 2,039,863,971.60-3,059,795,957.40-660,668,288.40

Finding the Fourth Proportional to 2,039,863,971.60, 3,059,795,957.40 and 660,668,288.40

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Solution

The fourth proportional to 2,039,863,971.60, 3,059,795,957.40 and 660,668,288.40 is: 991,002,432.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,863,971.60 : 3,059,795,957.40 = 660,668,288.40 : x
  2. Step 2: Convert to fraction form
    2,039,863,971.60/3,059,795,957.40 = 660,668,288.40/x
  3. Step 3: Cross multiply
    2,039,863,971.60x = 3,059,795,957.40 × 660,668,288.40
  4. Step 4: Simplify right side
    2,039,863,971.60x = 2,021,510,158,028,697,344
  5. Step 5: Solve for x
    x = 2,021,510,158,028,697,344/2,039,863,971.60
  6. Step 6: Final answer
    x = 991,002,432.60

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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.