Finding the Fourth Proportional to 21,668,414,518,402, 29,902,416,916,418 and 11,924,595,509,808
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Solution
The fourth proportional to 21,668,414,518,402, 29,902,416,916,418 and 11,924,595,509,808 is: 16,455,944,489,667.32
Step by Step Solution
- Step 1: Write the proportion equation
21,668,414,518,402 : 29,902,416,916,418 = 11,924,595,509,808 : x - Step 2: Convert to fraction form
21,668,414,518,402/29,902,416,916,418 = 11,924,595,509,808/x - Step 3: Cross multiply
21,668,414,518,402x = 29,902,416,916,418 × 11,924,595,509,808 - Step 4: Simplify right side
21,668,414,518,402x = 356,574,226,493,924,851,828,391,936 - Step 5: Solve for x
x = 356,574,226,493,924,851,828,391,936/21,668,414,518,402 - Step 6: Final answer
x = 16,455,944,489,667.32
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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.