Home / 147,210,992.55-203,147,670.56-80,232,065.55

Finding the Fourth Proportional to 147,210,992.55, 203,147,670.56 and 80,232,065.55

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Solution

The fourth proportional to 147,210,992.55, 203,147,670.56 and 80,232,065.55 is: 110,718,343.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,210,992.55 : 203,147,670.56 = 80,232,065.55 : x
  2. Step 2: Convert to fraction form
    147,210,992.55/203,147,670.56 = 80,232,065.55/x
  3. Step 3: Cross multiply
    147,210,992.55x = 203,147,670.56 × 80,232,065.55
  4. Step 4: Simplify right side
    147,210,992.55x = 16,298,957,220,298,564
  5. Step 5: Solve for x
    x = 16,298,957,220,298,564/147,210,992.55
  6. Step 6: Final answer
    x = 110,718,343.37

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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.