Home / 170,954,982.84-256,434,444.18-61,788,444.60

Finding the Fourth Proportional to 170,954,982.84, 256,434,444.18 and 61,788,444.60

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Solution

The fourth proportional to 170,954,982.84, 256,434,444.18 and 61,788,444.60 is: 92,683,378.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,954,982.84 : 256,434,444.18 = 61,788,444.60 : x
  2. Step 2: Convert to fraction form
    170,954,982.84/256,434,444.18 = 61,788,444.60/x
  3. Step 3: Cross multiply
    170,954,982.84x = 256,434,444.18 × 61,788,444.60
  4. Step 4: Simplify right side
    170,954,982.84x = 15,844,685,447,747,724
  5. Step 5: Solve for x
    x = 15,844,685,447,747,724/170,954,982.84
  6. Step 6: Final answer
    x = 92,683,378.89

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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.