Home / 80,028,256.42-110,405,176.32-53,575,133.05

Finding the Fourth Proportional to 80,028,256.42, 110,405,176.32 and 53,575,133.05

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Solution

The fourth proportional to 80,028,256.42, 110,405,176.32 and 53,575,133.05 is: 73,911,044.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,028,256.42 : 110,405,176.32 = 53,575,133.05 : x
  2. Step 2: Convert to fraction form
    80,028,256.42/110,405,176.32 = 53,575,133.05/x
  3. Step 3: Cross multiply
    80,028,256.42x = 110,405,176.32 × 53,575,133.05
  4. Step 4: Simplify right side
    80,028,256.42x = 5,914,972,010,169,076
  5. Step 5: Solve for x
    x = 5,914,972,010,169,076/80,028,256.42
  6. Step 6: Final answer
    x = 73,911,044.36

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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.