Home / 6,870,129,489.06-10,299,292,183.70-2,387,641,751.45

Finding the Fourth Proportional to 6,870,129,489.06, 10,299,292,183.70 and 2,387,641,751.45

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Solution

The fourth proportional to 6,870,129,489.06, 10,299,292,183.70 and 2,387,641,751.45 is: 3,579,411,431.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,129,489.06 : 10,299,292,183.70 = 2,387,641,751.45 : x
  2. Step 2: Convert to fraction form
    6,870,129,489.06/10,299,292,183.70 = 2,387,641,751.45/x
  3. Step 3: Cross multiply
    6,870,129,489.06x = 10,299,292,183.70 × 2,387,641,751.45
  4. Step 4: Simplify right side
    6,870,129,489.06x = 24,591,020,028,133,269,504
  5. Step 5: Solve for x
    x = 24,591,020,028,133,269,504/6,870,129,489.06
  6. Step 6: Final answer
    x = 3,579,411,431.37

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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.