Finding the Fourth Proportional to 101,065,625.20, 151,598,437.80 and 88,311,041.20
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Solution
The fourth proportional to 101,065,625.20, 151,598,437.80 and 88,311,041.20 is: 132,466,561.80
Step by Step Solution
- Step 1: Write the proportion equation
101,065,625.20 : 151,598,437.80 = 88,311,041.20 : x - Step 2: Convert to fraction form
101,065,625.20/151,598,437.80 = 88,311,041.20/x - Step 3: Cross multiply
101,065,625.20x = 151,598,437.80 × 88,311,041.20 - Step 4: Simplify right side
101,065,625.20x = 13,387,815,886,411,438 - Step 5: Solve for x
x = 13,387,815,886,411,438/101,065,625.20 - Step 6: Final answer
x = 132,466,561.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.