Finding the Fourth Proportional to 288,499,927.68, 431,715,476.88 and 249,771,592.08
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Solution
The fourth proportional to 288,499,927.68, 431,715,476.88 and 249,771,592.08 is: 373,761,833.68
Step by Step Solution
- Step 1: Write the proportion equation
288,499,927.68 : 431,715,476.88 = 249,771,592.08 : x - Step 2: Convert to fraction form
288,499,927.68/431,715,476.88 = 249,771,592.08/x - Step 3: Cross multiply
288,499,927.68x = 431,715,476.88 × 249,771,592.08 - Step 4: Simplify right side
288,499,927.68x = 107,830,261,985,894,032 - Step 5: Solve for x
x = 107,830,261,985,894,032/288,499,927.68 - Step 6: Final answer
x = 373,761,833.68
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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.