Finding the Fourth Proportional to 1,135,182,679.92, 1,702,834,810.92 and 358,769,262.96
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Solution
The fourth proportional to 1,135,182,679.92, 1,702,834,810.92 and 358,769,262.96 is: 538,173,107.17
Step by Step Solution
- Step 1: Write the proportion equation
1,135,182,679.92 : 1,702,834,810.92 = 358,769,262.96 : x - Step 2: Convert to fraction form
1,135,182,679.92/1,702,834,810.92 = 358,769,262.96/x - Step 3: Cross multiply
1,135,182,679.92x = 1,702,834,810.92 × 358,769,262.96 - Step 4: Simplify right side
1,135,182,679.92x = 610,924,790,056,399,360 - Step 5: Solve for x
x = 610,924,790,056,399,360/1,135,182,679.92 - Step 6: Final answer
x = 538,173,107.17
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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.