Finding the Fourth Proportional to 93,516,366,659.69, 129,053,601,751.91 and 54,936,912,586.74
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Solution
The fourth proportional to 93,516,366,659.69, 129,053,601,751.91 and 54,936,912,586.74 is: 75,813,536,086.67
Step by Step Solution
- Step 1: Write the proportion equation
93,516,366,659.69 : 129,053,601,751.91 = 54,936,912,586.74 : x - Step 2: Convert to fraction form
93,516,366,659.69/129,053,601,751.91 = 54,936,912,586.74/x - Step 3: Cross multiply
93,516,366,659.69x = 129,053,601,751.91 × 54,936,912,586.74 - Step 4: Simplify right side
93,516,366,659.69x = 7,089,806,438,448,636,100,608 - Step 5: Solve for x
x = 7,089,806,438,448,636,100,608/93,516,366,659.69 - Step 6: Final answer
x = 75,813,536,086.67
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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.