Finding the Fourth Proportional to 288,294,211.44, 432,496,954.44 and 94,153,434.12
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Solution
The fourth proportional to 288,294,211.44, 432,496,954.44 and 94,153,434.12 is: 141,248,321.65
Step by Step Solution
- Step 1: Write the proportion equation
288,294,211.44 : 432,496,954.44 = 94,153,434.12 : x - Step 2: Convert to fraction form
288,294,211.44/432,496,954.44 = 94,153,434.12/x - Step 3: Cross multiply
288,294,211.44x = 432,496,954.44 × 94,153,434.12 - Step 4: Simplify right side
288,294,211.44x = 40,721,073,506,967,184 - Step 5: Solve for x
x = 40,721,073,506,967,184/288,294,211.44 - Step 6: Final answer
x = 141,248,321.65
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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.