Finding the Fourth Proportional to 249,695,915.70, 374,627,053.88 and 83,715,844.68
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Solution
The fourth proportional to 249,695,915.70, 374,627,053.88 and 83,715,844.68 is: 125,601,654.99
Step by Step Solution
- Step 1: Write the proportion equation
249,695,915.70 : 374,627,053.88 = 83,715,844.68 : x - Step 2: Convert to fraction form
249,695,915.70/374,627,053.88 = 83,715,844.68/x - Step 3: Cross multiply
249,695,915.70x = 374,627,053.88 × 83,715,844.68 - Step 4: Simplify right side
249,695,915.70x = 31,362,220,255,544,072 - Step 5: Solve for x
x = 31,362,220,255,544,072/249,695,915.70 - Step 6: Final answer
x = 125,601,654.99
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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.