Home / 1,480,345,205.70-2,220,517,808.55-1,247,892,912.30

Finding the Fourth Proportional to 1,480,345,205.70, 2,220,517,808.55 and 1,247,892,912.30

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Solution

The fourth proportional to 1,480,345,205.70, 2,220,517,808.55 and 1,247,892,912.30 is: 1,871,839,368.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,345,205.70 : 2,220,517,808.55 = 1,247,892,912.30 : x
  2. Step 2: Convert to fraction form
    1,480,345,205.70/2,220,517,808.55 = 1,247,892,912.30/x
  3. Step 3: Cross multiply
    1,480,345,205.70x = 2,220,517,808.55 × 1,247,892,912.30
  4. Step 4: Simplify right side
    1,480,345,205.70x = 2,770,968,434,925,473,280
  5. Step 5: Solve for x
    x = 2,770,968,434,925,473,280/1,480,345,205.70
  6. Step 6: Final answer
    x = 1,871,839,368.45

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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.