Finding the Fourth Proportional to 1,896,490,155,802.10, 2,845,294,054,533.60 and 763,982,752,418.50
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Solution
The fourth proportional to 1,896,490,155,802.10, 2,845,294,054,533.60 and 763,982,752,418.50 is: 1,146,199,244,204.99
Step by Step Solution
- Step 1: Write the proportion equation
1,896,490,155,802.10 : 2,845,294,054,533.60 = 763,982,752,418.50 : x - Step 2: Convert to fraction form
1,896,490,155,802.10/2,845,294,054,533.60 = 763,982,752,418.50/x - Step 3: Cross multiply
1,896,490,155,802.10x = 2,845,294,054,533.60 × 763,982,752,418.50 - Step 4: Simplify right side
1,896,490,155,802.10x = 2,173,755,583,222,573,525,106,688 - Step 5: Solve for x
x = 2,173,755,583,222,573,525,106,688/1,896,490,155,802.10 - Step 6: Final answer
x = 1,146,199,244,204.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.