Home / 151,848,636.02-209,550,074.36-82,232,423.81

Finding the Fourth Proportional to 151,848,636.02, 209,550,074.36 and 82,232,423.81

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Solution

The fourth proportional to 151,848,636.02, 209,550,074.36 and 82,232,423.81 is: 113,480,179.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,848,636.02 : 209,550,074.36 = 82,232,423.81 : x
  2. Step 2: Convert to fraction form
    151,848,636.02/209,550,074.36 = 82,232,423.81/x
  3. Step 3: Cross multiply
    151,848,636.02x = 209,550,074.36 × 82,232,423.81
  4. Step 4: Simplify right side
    151,848,636.02x = 17,231,810,523,515,434
  5. Step 5: Solve for x
    x = 17,231,810,523,515,434/151,848,636.02
  6. Step 6: Final answer
    x = 113,480,179.84

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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.