Home / 2,991,816,078.40-4,487,724,117.60-1,614,321,006.40

Finding the Fourth Proportional to 2,991,816,078.40, 4,487,724,117.60 and 1,614,321,006.40

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Solution

The fourth proportional to 2,991,816,078.40, 4,487,724,117.60 and 1,614,321,006.40 is: 2,421,481,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,816,078.40 : 4,487,724,117.60 = 1,614,321,006.40 : x
  2. Step 2: Convert to fraction form
    2,991,816,078.40/4,487,724,117.60 = 1,614,321,006.40/x
  3. Step 3: Cross multiply
    2,991,816,078.40x = 4,487,724,117.60 × 1,614,321,006.40
  4. Step 4: Simplify right side
    2,991,816,078.40x = 7,244,627,313,969,585,152
  5. Step 5: Solve for x
    x = 7,244,627,313,969,585,152/2,991,816,078.40
  6. Step 6: Final answer
    x = 2,421,481,509.60

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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.