Finding the Fourth Proportional to 99,154,916.00, 136,689,567.95 and 69,292,852.62
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Solution
The fourth proportional to 99,154,916.00, 136,689,567.95 and 69,292,852.62 is: 95,523,353.44
Step by Step Solution
- Step 1: Write the proportion equation
99,154,916.00 : 136,689,567.95 = 69,292,852.62 : x - Step 2: Convert to fraction form
99,154,916.00/136,689,567.95 = 69,292,852.62/x - Step 3: Cross multiply
99,154,916.00x = 136,689,567.95 × 69,292,852.62 - Step 4: Simplify right side
99,154,916.00x = 9,471,610,086,304,362 - Step 5: Solve for x
x = 9,471,610,086,304,362/99,154,916.00 - Step 6: Final answer
x = 95,523,353.44
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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.