Finding the Fourth Proportional to 3,552,339,129,097.80, 4,902,256,781,599.40 and 1,968,513,778,465
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Solution
The fourth proportional to 3,552,339,129,097.80, 4,902,256,781,599.40 and 1,968,513,778,465 is: 2,716,564,964,506.30
Step by Step Solution
- Step 1: Write the proportion equation
3,552,339,129,097.80 : 4,902,256,781,599.40 = 1,968,513,778,465 : x - Step 2: Convert to fraction form
3,552,339,129,097.80/4,902,256,781,599.40 = 1,968,513,778,465/x - Step 3: Cross multiply
3,552,339,129,097.80x = 4,902,256,781,599.40 × 1,968,513,778,465 - Step 4: Simplify right side
3,552,339,129,097.80x = 9,650,160,020,151,905,858,617,344 - Step 5: Solve for x
x = 9,650,160,020,151,905,858,617,344/3,552,339,129,097.80 - Step 6: Final answer
x = 2,716,564,964,506.30
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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.