Finding the Fourth Proportional to 7,998,917,402,074.50, 11,038,497,438,681 and 4,344,988,004,129.70
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Solution
The fourth proportional to 7,998,917,402,074.50, 11,038,497,438,681 and 4,344,988,004,129.70 is: 5,996,078,787,142.68
Step by Step Solution
- Step 1: Write the proportion equation
7,998,917,402,074.50 : 11,038,497,438,681 = 4,344,988,004,129.70 : x - Step 2: Convert to fraction form
7,998,917,402,074.50/11,038,497,438,681 = 4,344,988,004,129.70/x - Step 3: Cross multiply
7,998,917,402,074.50x = 11,038,497,438,681 × 4,344,988,004,129.70 - Step 4: Simplify right side
7,998,917,402,074.50x = 47,962,138,954,685,367,596,351,488 - Step 5: Solve for x
x = 47,962,138,954,685,367,596,351,488/7,998,917,402,074.50 - Step 6: Final answer
x = 5,996,078,787,142.68
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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.