Home / 107,550,346,502.20-148,432,493,242.44-61,212,040,851.22

Finding the Fourth Proportional to 107,550,346,502.20, 148,432,493,242.44 and 61,212,040,851.22

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Solution

The fourth proportional to 107,550,346,502.20, 148,432,493,242.44 and 61,212,040,851.22 is: 84,480,023,872.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,550,346,502.20 : 148,432,493,242.44 = 61,212,040,851.22 : x
  2. Step 2: Convert to fraction form
    107,550,346,502.20/148,432,493,242.44 = 61,212,040,851.22/x
  3. Step 3: Cross multiply
    107,550,346,502.20x = 148,432,493,242.44 × 61,212,040,851.22
  4. Step 4: Simplify right side
    107,550,346,502.20x = 9,085,855,840,004,674,158,592
  5. Step 5: Solve for x
    x = 9,085,855,840,004,674,158,592/107,550,346,502.20
  6. Step 6: Final answer
    x = 84,480,023,872.53

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1.5x scale

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.