Home / 98,584,683.78-135,334,453.43-84,621,798.07

Finding the Fourth Proportional to 98,584,683.78, 135,334,453.43 and 84,621,798.07

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Solution

The fourth proportional to 98,584,683.78, 135,334,453.43 and 84,621,798.07 is: 116,166,572.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,584,683.78 : 135,334,453.43 = 84,621,798.07 : x
  2. Step 2: Convert to fraction form
    98,584,683.78/135,334,453.43 = 84,621,798.07/x
  3. Step 3: Cross multiply
    98,584,683.78x = 135,334,453.43 × 84,621,798.07
  4. Step 4: Simplify right side
    98,584,683.78x = 11,452,244,789,855,724
  5. Step 5: Solve for x
    x = 11,452,244,789,855,724/98,584,683.78
  6. Step 6: Final answer
    x = 116,166,572.24

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.