Finding the Fourth Proportional to 93,691,636,903.73, 129,294,458,927.16 and 53,593,616,292.23
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Solution
The fourth proportional to 93,691,636,903.73, 129,294,458,927.16 and 53,593,616,292.23 is: 73,959,190,483.28
Step by Step Solution
- Step 1: Write the proportion equation
93,691,636,903.73 : 129,294,458,927.16 = 53,593,616,292.23 : x - Step 2: Convert to fraction form
93,691,636,903.73/129,294,458,927.16 = 53,593,616,292.23/x - Step 3: Cross multiply
93,691,636,903.73x = 129,294,458,927.16 × 53,593,616,292.23 - Step 4: Simplify right side
93,691,636,903.73x = 6,929,357,620,453,705,777,152 - Step 5: Solve for x
x = 6,929,357,620,453,705,777,152/93,691,636,903.73 - Step 6: Final answer
x = 73,959,190,483.28
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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.