Home / 3,540,525,608.50-4,886,564,890.89-2,111,688,305.62

Finding the Fourth Proportional to 3,540,525,608.50, 4,886,564,890.89 and 2,111,688,305.62

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Solution

The fourth proportional to 3,540,525,608.50, 4,886,564,890.89 and 2,111,688,305.62 is: 2,914,511,311.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,525,608.50 : 4,886,564,890.89 = 2,111,688,305.62 : x
  2. Step 2: Convert to fraction form
    3,540,525,608.50/4,886,564,890.89 = 2,111,688,305.62/x
  3. Step 3: Cross multiply
    3,540,525,608.50x = 4,886,564,890.89 × 2,111,688,305.62
  4. Step 4: Simplify right side
    3,540,525,608.50x = 10,318,901,934,745,683,968
  5. Step 5: Solve for x
    x = 10,318,901,934,745,683,968/3,540,525,608.50
  6. Step 6: Final answer
    x = 2,914,511,311.53

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1.5x scale

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.