Finding the Fourth Proportional to 22,909,893,129.62, 31,618,404,821.10 and 13,877,386,212.14
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Solution
The fourth proportional to 22,909,893,129.62, 31,618,404,821.10 and 13,877,386,212.14 is: 19,152,460,146.00
Step by Step Solution
- Step 1: Write the proportion equation
22,909,893,129.62 : 31,618,404,821.10 = 13,877,386,212.14 : x - Step 2: Convert to fraction form
22,909,893,129.62/31,618,404,821.10 = 13,877,386,212.14/x - Step 3: Cross multiply
22,909,893,129.62x = 31,618,404,821.10 × 13,877,386,212.14 - Step 4: Simplify right side
22,909,893,129.62x = 438,780,815,114,217,914,368 - Step 5: Solve for x
x = 438,780,815,114,217,914,368/22,909,893,129.62 - Step 6: Final answer
x = 19,152,460,146.00
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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.