Home / 180,442,228.56-248,052,968.32-155,232,341.52

Finding the Fourth Proportional to 180,442,228.56, 248,052,968.32 and 155,232,341.52

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Solution

The fourth proportional to 180,442,228.56, 248,052,968.32 and 155,232,341.52 is: 213,397,071.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,442,228.56 : 248,052,968.32 = 155,232,341.52 : x
  2. Step 2: Convert to fraction form
    180,442,228.56/248,052,968.32 = 155,232,341.52/x
  3. Step 3: Cross multiply
    180,442,228.56x = 248,052,968.32 × 155,232,341.52
  4. Step 4: Simplify right side
    180,442,228.56x = 38,505,843,093,299,984
  5. Step 5: Solve for x
    x = 38,505,843,093,299,984/180,442,228.56
  6. Step 6: Final answer
    x = 213,397,071.19

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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.