Home / 118,766,032.40-178,149,048.60-104,405,315.60

Finding the Fourth Proportional to 118,766,032.40, 178,149,048.60 and 104,405,315.60

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Solution

The fourth proportional to 118,766,032.40, 178,149,048.60 and 104,405,315.60 is: 156,607,973.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,766,032.40 : 178,149,048.60 = 104,405,315.60 : x
  2. Step 2: Convert to fraction form
    118,766,032.40/178,149,048.60 = 104,405,315.60/x
  3. Step 3: Cross multiply
    118,766,032.40x = 178,149,048.60 × 104,405,315.60
  4. Step 4: Simplify right side
    118,766,032.40x = 18,599,707,642,922,736
  5. Step 5: Solve for x
    x = 18,599,707,642,922,736/118,766,032.40
  6. Step 6: Final answer
    x = 156,607,973.40

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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.