Home / 1,981,882,141.96-2,735,007,989.46-1,089,866,389

Finding the Fourth Proportional to 1,981,882,141.96, 2,735,007,989.46 and 1,089,866,389

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Solution

The fourth proportional to 1,981,882,141.96, 2,735,007,989.46 and 1,089,866,389 is: 1,504,021,464.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,882,141.96 : 2,735,007,989.46 = 1,089,866,389 : x
  2. Step 2: Convert to fraction form
    1,981,882,141.96/2,735,007,989.46 = 1,089,866,389/x
  3. Step 3: Cross multiply
    1,981,882,141.96x = 2,735,007,989.46 × 1,089,866,389
  4. Step 4: Simplify right side
    1,981,882,141.96x = 2,980,793,281,358,920,192
  5. Step 5: Solve for x
    x = 2,980,793,281,358,920,192/1,981,882,141.96
  6. Step 6: Final answer
    x = 1,504,021,464.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.