Finding the Fourth Proportional to 1,623,912,083.04, 2,241,020,173.68 and 881,365,046.88
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Solution
The fourth proportional to 1,623,912,083.04, 2,241,020,173.68 and 881,365,046.88 is: 1,216,295,433.15
Step by Step Solution
- Step 1: Write the proportion equation
1,623,912,083.04 : 2,241,020,173.68 = 881,365,046.88 : x - Step 2: Convert to fraction form
1,623,912,083.04/2,241,020,173.68 = 881,365,046.88/x - Step 3: Cross multiply
1,623,912,083.04x = 2,241,020,173.68 × 881,365,046.88 - Step 4: Simplify right side
1,623,912,083.04x = 1,975,156,850,434,498,816 - Step 5: Solve for x
x = 1,975,156,850,434,498,816/1,623,912,083.04 - Step 6: Final answer
x = 1,216,295,433.15
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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.