Home / 240,071,155.22-331,299,784.60-130,062,868.22

Finding the Fourth Proportional to 240,071,155.22, 331,299,784.60 and 130,062,868.22

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Solution

The fourth proportional to 240,071,155.22, 331,299,784.60 and 130,062,868.22 is: 179,487,619.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,071,155.22 : 331,299,784.60 = 130,062,868.22 : x
  2. Step 2: Convert to fraction form
    240,071,155.22/331,299,784.60 = 130,062,868.22/x
  3. Step 3: Cross multiply
    240,071,155.22x = 331,299,784.60 × 130,062,868.22
  4. Step 4: Simplify right side
    240,071,155.22x = 43,089,800,225,744,192
  5. Step 5: Solve for x
    x = 43,089,800,225,744,192/240,071,155.22
  6. Step 6: Final answer
    x = 179,487,619.77

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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.