Finding the Fourth Proportional to 7,298,518,795,939.20, 10,071,963,392,355 and 3,961,350,245,330.70
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Solution
The fourth proportional to 7,298,518,795,939.20, 10,071,963,392,355 and 3,961,350,245,330.70 is: 5,466,667,384,273.42
Step by Step Solution
- Step 1: Write the proportion equation
7,298,518,795,939.20 : 10,071,963,392,355 = 3,961,350,245,330.70 : x - Step 2: Convert to fraction form
7,298,518,795,939.20/10,071,963,392,355 = 3,961,350,245,330.70/x - Step 3: Cross multiply
7,298,518,795,939.20x = 10,071,963,392,355 × 3,961,350,245,330.70 - Step 4: Simplify right side
7,298,518,795,939.20x = 39,898,574,655,267,312,886,611,968 - Step 5: Solve for x
x = 39,898,574,655,267,312,886,611,968/7,298,518,795,939.20 - Step 6: Final answer
x = 5,466,667,384,273.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.