Finding the Fourth Proportional to 7,686,312,668,084.40, 10,607,417,299,638 and 4,218,055,896,414
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Solution
The fourth proportional to 7,686,312,668,084.40, 10,607,417,299,638 and 4,218,055,896,414 is: 5,821,084,962,136.05
Step by Step Solution
- Step 1: Write the proportion equation
7,686,312,668,084.40 : 10,607,417,299,638 = 4,218,055,896,414 : x - Step 2: Convert to fraction form
7,686,312,668,084.40/10,607,417,299,638 = 4,218,055,896,414/x - Step 3: Cross multiply
7,686,312,668,084.40x = 10,607,417,299,638 × 4,218,055,896,414 - Step 4: Simplify right side
7,686,312,668,084.40x = 44,742,679,086,461,935,465,529,344 - Step 5: Solve for x
x = 44,742,679,086,461,935,465,529,344/7,686,312,668,084.40 - Step 6: Final answer
x = 5,821,084,962,136.05
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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.