Home / 102,346,042.35-153,588,139.46-40,089,634.52

Finding the Fourth Proportional to 102,346,042.35, 153,588,139.46 and 40,089,634.52

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Solution

The fourth proportional to 102,346,042.35, 153,588,139.46 and 40,089,634.52 is: 60,161,509.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,346,042.35 : 153,588,139.46 = 40,089,634.52 : x
  2. Step 2: Convert to fraction form
    102,346,042.35/153,588,139.46 = 40,089,634.52/x
  3. Step 3: Cross multiply
    102,346,042.35x = 153,588,139.46 × 40,089,634.52
  4. Step 4: Simplify right side
    102,346,042.35x = 6,157,292,377,741,713
  5. Step 5: Solve for x
    x = 6,157,292,377,741,713/102,346,042.35
  6. Step 6: Final answer
    x = 60,161,509.29

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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.