Home / 147,210,993.55-203,147,671.93-80,232,066.55

Finding the Fourth Proportional to 147,210,993.55, 203,147,671.93 and 80,232,066.55

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Solution

The fourth proportional to 147,210,993.55, 203,147,671.93 and 80,232,066.55 is: 110,718,344.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,210,993.55 : 203,147,671.93 = 80,232,066.55 : x
  2. Step 2: Convert to fraction form
    147,210,993.55/203,147,671.93 = 80,232,066.55/x
  3. Step 3: Cross multiply
    147,210,993.55x = 203,147,671.93 × 80,232,066.55
  4. Step 4: Simplify right side
    147,210,993.55x = 16,298,957,533,765,326
  5. Step 5: Solve for x
    x = 16,298,957,533,765,326/147,210,993.55
  6. Step 6: Final answer
    x = 110,718,344.74

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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.