Finding the Fourth Proportional to 107,943,852.24, 148,966,036.74 and 59,051,280.24
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Solution
The fourth proportional to 107,943,852.24, 148,966,036.74 and 59,051,280.24 is: 81,492,692.72
Step by Step Solution
- Step 1: Write the proportion equation
107,943,852.24 : 148,966,036.74 = 59,051,280.24 : x - Step 2: Convert to fraction form
107,943,852.24/148,966,036.74 = 59,051,280.24/x - Step 3: Cross multiply
107,943,852.24x = 148,966,036.74 × 59,051,280.24 - Step 4: Simplify right side
107,943,852.24x = 8,796,635,181,775,877 - Step 5: Solve for x
x = 8,796,635,181,775,877/107,943,852.24 - Step 6: Final answer
x = 81,492,692.72
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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.