Finding the Fourth Proportional to 148,475,263.14, 204,874,947.81 and 88,922,602.98
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Solution
The fourth proportional to 148,475,263.14, 204,874,947.81 and 88,922,602.98 is: 122,700,665.82
Step by Step Solution
- Step 1: Write the proportion equation
148,475,263.14 : 204,874,947.81 = 88,922,602.98 : x - Step 2: Convert to fraction form
148,475,263.14/204,874,947.81 = 88,922,602.98/x - Step 3: Cross multiply
148,475,263.14x = 204,874,947.81 × 88,922,602.98 - Step 4: Simplify right side
148,475,263.14x = 18,218,013,644,656,852 - Step 5: Solve for x
x = 18,218,013,644,656,852/148,475,263.14 - Step 6: Final answer
x = 122,700,665.82
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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.