Home / 2,659,393,082.40-3,989,089,623.60-720,696,314.40

Finding the Fourth Proportional to 2,659,393,082.40, 3,989,089,623.60 and 720,696,314.40

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Solution

The fourth proportional to 2,659,393,082.40, 3,989,089,623.60 and 720,696,314.40 is: 1,081,044,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,393,082.40 : 3,989,089,623.60 = 720,696,314.40 : x
  2. Step 2: Convert to fraction form
    2,659,393,082.40/3,989,089,623.60 = 720,696,314.40/x
  3. Step 3: Cross multiply
    2,659,393,082.40x = 3,989,089,623.60 × 720,696,314.40
  4. Step 4: Simplify right side
    2,659,393,082.40x = 2,874,922,189,539,803,136
  5. Step 5: Solve for x
    x = 2,874,922,189,539,803,136/2,659,393,082.40
  6. Step 6: Final answer
    x = 1,081,044,471.60

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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.