Home / 157,972,821.42-236,969,629.50-41,391,032.10

Finding the Fourth Proportional to 157,972,821.42, 236,969,629.50 and 41,391,032.10

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Solution

The fourth proportional to 157,972,821.42, 236,969,629.50 and 41,391,032.10 is: 62,089,272.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,972,821.42 : 236,969,629.50 = 41,391,032.10 : x
  2. Step 2: Convert to fraction form
    157,972,821.42/236,969,629.50 = 41,391,032.10/x
  3. Step 3: Cross multiply
    157,972,821.42x = 236,969,629.50 × 41,391,032.10
  4. Step 4: Simplify right side
    157,972,821.42x = 9,808,417,541,359,608
  5. Step 5: Solve for x
    x = 9,808,417,541,359,608/157,972,821.42
  6. Step 6: Final answer
    x = 62,089,272.40

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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.