Home / 2,039,861,998.60-3,059,792,997.90-659,816,009.80

Finding the Fourth Proportional to 2,039,861,998.60, 3,059,792,997.90 and 659,816,009.80

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Solution

The fourth proportional to 2,039,861,998.60, 3,059,792,997.90 and 659,816,009.80 is: 989,724,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,861,998.60 : 3,059,792,997.90 = 659,816,009.80 : x
  2. Step 2: Convert to fraction form
    2,039,861,998.60/3,059,792,997.90 = 659,816,009.80/x
  3. Step 3: Cross multiply
    2,039,861,998.60x = 3,059,792,997.90 × 659,816,009.80
  4. Step 4: Simplify right side
    2,039,861,998.60x = 2,018,900,406,688,357,632
  5. Step 5: Solve for x
    x = 2,018,900,406,688,357,632/2,039,861,998.60
  6. Step 6: Final answer
    x = 989,724,014.70

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Double scale
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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.