Finding the Fourth Proportional to 221,825,260.62, 332,768,156.58 and 92,402,603.59
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Solution
The fourth proportional to 221,825,260.62, 332,768,156.58 and 92,402,603.59 is: 138,616,512.72
Step by Step Solution
- Step 1: Write the proportion equation
221,825,260.62 : 332,768,156.58 = 92,402,603.59 : x - Step 2: Convert to fraction form
221,825,260.62/332,768,156.58 = 92,402,603.59/x - Step 3: Cross multiply
221,825,260.62x = 332,768,156.58 × 92,402,603.59 - Step 4: Simplify right side
221,825,260.62x = 30,748,644,059,628,808 - Step 5: Solve for x
x = 30,748,644,059,628,808/221,825,260.62 - Step 6: Final answer
x = 138,616,512.72
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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.