Finding the Fourth Proportional to 325,054,671.74, 487,580,692.84 and 117,744,565.31
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Solution
The fourth proportional to 325,054,671.74, 487,580,692.84 and 117,744,565.31 is: 176,616,371.71
Step by Step Solution
- Step 1: Write the proportion equation
325,054,671.74 : 487,580,692.84 = 117,744,565.31 : x - Step 2: Convert to fraction form
325,054,671.74/487,580,692.84 = 117,744,565.31/x - Step 3: Cross multiply
325,054,671.74x = 487,580,692.84 × 117,744,565.31 - Step 4: Simplify right side
325,054,671.74x = 57,409,976,729,262,168 - Step 5: Solve for x
x = 57,409,976,729,262,168/325,054,671.74 - Step 6: Final answer
x = 176,616,371.71
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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.