Home / 1,174,805,771.78-1,621,653,668.26-698,495,004.36

Finding the Fourth Proportional to 1,174,805,771.78, 1,621,653,668.26 and 698,495,004.36

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Solution

The fourth proportional to 1,174,805,771.78, 1,621,653,668.26 and 698,495,004.36 is: 964,173,834.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,805,771.78 : 1,621,653,668.26 = 698,495,004.36 : x
  2. Step 2: Convert to fraction form
    1,174,805,771.78/1,621,653,668.26 = 698,495,004.36/x
  3. Step 3: Cross multiply
    1,174,805,771.78x = 1,621,653,668.26 × 698,495,004.36
  4. Step 4: Simplify right side
    1,174,805,771.78x = 1,132,716,986,079,914,880
  5. Step 5: Solve for x
    x = 1,132,716,986,079,914,880/1,174,805,771.78
  6. Step 6: Final answer
    x = 964,173,834.76

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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.