Finding the Fourth Proportional to 4,894,474,122.06, 7,336,484,139.99 and 2,791,422,147.15
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Solution
The fourth proportional to 4,894,474,122.06, 7,336,484,139.99 and 2,791,422,147.15 is: 4,184,152,127.45
Step by Step Solution
- Step 1: Write the proportion equation
4,894,474,122.06 : 7,336,484,139.99 = 2,791,422,147.15 : x - Step 2: Convert to fraction form
4,894,474,122.06/7,336,484,139.99 = 2,791,422,147.15/x - Step 3: Cross multiply
4,894,474,122.06x = 7,336,484,139.99 × 2,791,422,147.15 - Step 4: Simplify right side
4,894,474,122.06x = 20,479,224,310,582,808,576 - Step 5: Solve for x
x = 20,479,224,310,582,808,576/4,894,474,122.06 - Step 6: Final answer
x = 4,184,152,127.45
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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.