Home / 274,769,181.28-379,185,895.92-157,294,038.88

Finding the Fourth Proportional to 274,769,181.28, 379,185,895.92 and 157,294,038.88

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Solution

The fourth proportional to 274,769,181.28, 379,185,895.92 and 157,294,038.88 is: 217,068,307.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,769,181.28 : 379,185,895.92 = 157,294,038.88 : x
  2. Step 2: Convert to fraction form
    274,769,181.28/379,185,895.92 = 157,294,038.88/x
  3. Step 3: Cross multiply
    274,769,181.28x = 379,185,895.92 × 157,294,038.88
  4. Step 4: Simplify right side
    274,769,181.28x = 59,643,681,055,588,112
  5. Step 5: Solve for x
    x = 59,643,681,055,588,112/274,769,181.28
  6. Step 6: Final answer
    x = 217,068,307.22

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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.