Finding the Fourth Proportional to 1,083,418,159.02, 1,622,368,417.56 and 713,832,631.98
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Solution
The fourth proportional to 1,083,418,159.02, 1,622,368,417.56 and 713,832,631.98 is: 1,068,931,241.28
Step by Step Solution
- Step 1: Write the proportion equation
1,083,418,159.02 : 1,622,368,417.56 = 713,832,631.98 : x - Step 2: Convert to fraction form
1,083,418,159.02/1,622,368,417.56 = 713,832,631.98/x - Step 3: Cross multiply
1,083,418,159.02x = 1,622,368,417.56 × 713,832,631.98 - Step 4: Simplify right side
1,083,418,159.02x = 1,158,099,517,548,082,432 - Step 5: Solve for x
x = 1,158,099,517,548,082,432/1,083,418,159.02 - Step 6: Final answer
x = 1,068,931,241.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.