Finding the Fourth Proportional to 777,725,240.04, 1,166,703,860.06 and 286,400,731.88
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Solution
The fourth proportional to 777,725,240.04, 1,166,703,860.06 and 286,400,731.88 is: 429,643,815.33
Step by Step Solution
- Step 1: Write the proportion equation
777,725,240.04 : 1,166,703,860.06 = 286,400,731.88 : x - Step 2: Convert to fraction form
777,725,240.04/1,166,703,860.06 = 286,400,731.88/x - Step 3: Cross multiply
777,725,240.04x = 1,166,703,860.06 × 286,400,731.88 - Step 4: Simplify right side
777,725,240.04x = 334,144,839,408,405,056 - Step 5: Solve for x
x = 334,144,839,408,405,056/777,725,240.04 - Step 6: Final answer
x = 429,643,815.33
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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.