Home / 3,309,509,812.40-4,964,264,718.60-1,930,880,999.60

Finding the Fourth Proportional to 3,309,509,812.40, 4,964,264,718.60 and 1,930,880,999.60

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Solution

The fourth proportional to 3,309,509,812.40, 4,964,264,718.60 and 1,930,880,999.60 is: 2,896,321,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,509,812.40 : 4,964,264,718.60 = 1,930,880,999.60 : x
  2. Step 2: Convert to fraction form
    3,309,509,812.40/4,964,264,718.60 = 1,930,880,999.60/x
  3. Step 3: Cross multiply
    3,309,509,812.40x = 4,964,264,718.60 × 1,930,880,999.60
  4. Step 4: Simplify right side
    3,309,509,812.40x = 9,585,404,422,129,381,376
  5. Step 5: Solve for x
    x = 9,585,404,422,129,381,376/3,309,509,812.40
  6. Step 6: Final answer
    x = 2,896,321,499.40

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1.5x scale

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.