Finding the Fourth Proportional to 222,032,437.80, 306,408,392.02 and 121,559,198.84
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Solution
The fourth proportional to 222,032,437.80, 306,408,392.02 and 121,559,198.84 is: 167,753,680.59
Step by Step Solution
- Step 1: Write the proportion equation
222,032,437.80 : 306,408,392.02 = 121,559,198.84 : x - Step 2: Convert to fraction form
222,032,437.80/306,408,392.02 = 121,559,198.84/x - Step 3: Cross multiply
222,032,437.80x = 306,408,392.02 × 121,559,198.84 - Step 4: Simplify right side
222,032,437.80x = 37,246,758,651,803,848 - Step 5: Solve for x
x = 37,246,758,651,803,848/222,032,437.80 - Step 6: Final answer
x = 167,753,680.59
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1.5x scale
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.