Finding the Fourth Proportional to 14,426,244,465,654, 19,908,230,190,841 and 7,841,740,124,865.60
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Solution
The fourth proportional to 14,426,244,465,654, 19,908,230,190,841 and 7,841,740,124,865.60 is: 10,821,608,345,419.18
Step by Step Solution
- Step 1: Write the proportion equation
14,426,244,465,654 : 19,908,230,190,841 = 7,841,740,124,865.60 : x - Step 2: Convert to fraction form
14,426,244,465,654/19,908,230,190,841 = 7,841,740,124,865.60/x - Step 3: Cross multiply
14,426,244,465,654x = 19,908,230,190,841 × 7,841,740,124,865.60 - Step 4: Simplify right side
14,426,244,465,654x = 156,115,167,502,578,607,569,502,208 - Step 5: Solve for x
x = 156,115,167,502,578,607,569,502,208/14,426,244,465,654 - Step 6: Final answer
x = 10,821,608,345,419.18
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Double scale
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1.5x scale
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.