Finding the Fourth Proportional to 1,669,849,934.28, 2,304,420,663.60 and 917,232,701.64
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Solution
The fourth proportional to 1,669,849,934.28, 2,304,420,663.60 and 917,232,701.64 is: 1,265,796,373.43
Step by Step Solution
- Step 1: Write the proportion equation
1,669,849,934.28 : 2,304,420,663.60 = 917,232,701.64 : x - Step 2: Convert to fraction form
1,669,849,934.28/2,304,420,663.60 = 917,232,701.64/x - Step 3: Cross multiply
1,669,849,934.28x = 2,304,420,663.60 × 917,232,701.64 - Step 4: Simplify right side
1,669,849,934.28x = 2,113,689,990,988,869,376 - Step 5: Solve for x
x = 2,113,689,990,988,869,376/1,669,849,934.28 - Step 6: Final answer
x = 1,265,796,373.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.