Home / 77,966,290,903.23-107,594,113,181.88-43,204,691,986.74

Finding the Fourth Proportional to 77,966,290,903.23, 107,594,113,181.88 and 43,204,691,986.74

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Solution

The fourth proportional to 77,966,290,903.23, 107,594,113,181.88 and 43,204,691,986.74 is: 59,622,825,015.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,966,290,903.23 : 107,594,113,181.88 = 43,204,691,986.74 : x
  2. Step 2: Convert to fraction form
    77,966,290,903.23/107,594,113,181.88 = 43,204,691,986.74/x
  3. Step 3: Cross multiply
    77,966,290,903.23x = 107,594,113,181.88 × 43,204,691,986.74
  4. Step 4: Simplify right side
    77,966,290,903.23x = 4,648,570,519,609,889,783,808
  5. Step 5: Solve for x
    x = 4,648,570,519,609,889,783,808/77,966,290,903.23
  6. Step 6: Final answer
    x = 59,622,825,015.23

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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.