Finding the Fourth Proportional to 181,417,193.98, 250,376,982.04 and 103,112,518.06
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Solution
The fourth proportional to 181,417,193.98, 250,376,982.04 and 103,112,518.06 is: 142,307,355.31
Step by Step Solution
- Step 1: Write the proportion equation
181,417,193.98 : 250,376,982.04 = 103,112,518.06 : x - Step 2: Convert to fraction form
181,417,193.98/250,376,982.04 = 103,112,518.06/x - Step 3: Cross multiply
181,417,193.98x = 250,376,982.04 × 103,112,518.06 - Step 4: Simplify right side
181,417,193.98x = 25,817,001,082,407,796 - Step 5: Solve for x
x = 25,817,001,082,407,796/181,417,193.98 - Step 6: Final answer
x = 142,307,355.31
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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.