Home / 957,554,495.75-1,436,280,667.50-258,035,400.69

Finding the Fourth Proportional to 957,554,495.75, 1,436,280,667.50 and 258,035,400.69

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Solution

The fourth proportional to 957,554,495.75, 1,436,280,667.50 and 258,035,400.69 is: 387,039,337.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,554,495.75 : 1,436,280,667.50 = 258,035,400.69 : x
  2. Step 2: Convert to fraction form
    957,554,495.75/1,436,280,667.50 = 258,035,400.69/x
  3. Step 3: Cross multiply
    957,554,495.75x = 1,436,280,667.50 × 258,035,400.69
  4. Step 4: Simplify right side
    957,554,495.75x = 370,611,257,540,372,928
  5. Step 5: Solve for x
    x = 370,611,257,540,372,928/957,554,495.75
  6. Step 6: Final answer
    x = 387,039,337.38

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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.