Finding the Fourth Proportional to 3,813,918,865.92, 5,717,791,069.50 and 1,192,373,557.02
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Solution
The fourth proportional to 3,813,918,865.92, 5,717,791,069.50 and 1,192,373,557.02 is: 1,787,595,152.26
Step by Step Solution
- Step 1: Write the proportion equation
3,813,918,865.92 : 5,717,791,069.50 = 1,192,373,557.02 : x - Step 2: Convert to fraction form
3,813,918,865.92/5,717,791,069.50 = 1,192,373,557.02/x - Step 3: Cross multiply
3,813,918,865.92x = 5,717,791,069.50 × 1,192,373,557.02 - Step 4: Simplify right side
3,813,918,865.92x = 6,817,742,875,836,904,448 - Step 5: Solve for x
x = 6,817,742,875,836,904,448/3,813,918,865.92 - Step 6: Final answer
x = 1,787,595,152.26
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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.