Home / 265,103,047,503.56-365,842,191,561.78-143,167,770,197.32

Finding the Fourth Proportional to 265,103,047,503.56, 365,842,191,561.78 and 143,167,770,197.32

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Solution

The fourth proportional to 265,103,047,503.56, 365,842,191,561.78 and 143,167,770,197.32 is: 197,571,515,315.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,103,047,503.56 : 365,842,191,561.78 = 143,167,770,197.32 : x
  2. Step 2: Convert to fraction form
    265,103,047,503.56/365,842,191,561.78 = 143,167,770,197.32/x
  3. Step 3: Cross multiply
    265,103,047,503.56x = 365,842,191,561.78 × 143,167,770,197.32
  4. Step 4: Simplify right side
    265,103,047,503.56x = 52,376,810,810,000,852,123,648
  5. Step 5: Solve for x
    x = 52,376,810,810,000,852,123,648/265,103,047,503.56
  6. Step 6: Final answer
    x = 197,571,515,315.37

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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.