Home / 969,643,697.55-1,454,669,817.53-314,543,571.63

Finding the Fourth Proportional to 969,643,697.55, 1,454,669,817.53 and 314,543,571.63

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Solution

The fourth proportional to 969,643,697.55, 1,454,669,817.53 and 314,543,571.63 is: 471,881,621.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,643,697.55 : 1,454,669,817.53 = 314,543,571.63 : x
  2. Step 2: Convert to fraction form
    969,643,697.55/1,454,669,817.53 = 314,543,571.63/x
  3. Step 3: Cross multiply
    969,643,697.55x = 1,454,669,817.53 × 314,543,571.63
  4. Step 4: Simplify right side
    969,643,697.55x = 457,557,039,946,673,920
  5. Step 5: Solve for x
    x = 457,557,039,946,673,920/969,643,697.55
  6. Step 6: Final answer
    x = 471,881,621.16

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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.