Home / 256,954,312,553.84-385,444,271,307.54-97,789,747,713.48

Finding the Fourth Proportional to 256,954,312,553.84, 385,444,271,307.54 and 97,789,747,713.48

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Solution

The fourth proportional to 256,954,312,553.84, 385,444,271,307.54 and 97,789,747,713.48 is: 146,689,493,840.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,954,312,553.84 : 385,444,271,307.54 = 97,789,747,713.48 : x
  2. Step 2: Convert to fraction form
    256,954,312,553.84/385,444,271,307.54 = 97,789,747,713.48/x
  3. Step 3: Cross multiply
    256,954,312,553.84x = 385,444,271,307.54 × 97,789,747,713.48
  4. Step 4: Simplify right side
    256,954,312,553.84x = 37,692,498,048,770,472,148,992
  5. Step 5: Solve for x
    x = 37,692,498,048,770,472,148,992/256,954,312,553.84
  6. Step 6: Final answer
    x = 146,689,493,840.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.