Home / 37,707,135,921.16-52,038,170,213.75-20,790,731,161.96

Finding the Fourth Proportional to 37,707,135,921.16, 52,038,170,213.75 and 20,790,731,161.96

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Solution

The fourth proportional to 37,707,135,921.16, 52,038,170,213.75 and 20,790,731,161.96 is: 28,692,489,648.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,707,135,921.16 : 52,038,170,213.75 = 20,790,731,161.96 : x
  2. Step 2: Convert to fraction form
    37,707,135,921.16/52,038,170,213.75 = 20,790,731,161.96/x
  3. Step 3: Cross multiply
    37,707,135,921.16x = 52,038,170,213.75 × 20,790,731,161.96
  4. Step 4: Simplify right side
    37,707,135,921.16x = 1,081,911,607,074,245,181,440
  5. Step 5: Solve for x
    x = 1,081,911,607,074,245,181,440/37,707,135,921.16
  6. Step 6: Final answer
    x = 28,692,489,648.02

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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.