Finding the Fourth Proportional to 588,603,474.94, 812,273,564.80 and 320,677,975.92
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Solution
The fourth proportional to 588,603,474.94, 812,273,564.80 and 320,677,975.92 is: 442,536,025.94
Step by Step Solution
- Step 1: Write the proportion equation
588,603,474.94 : 812,273,564.80 = 320,677,975.92 : x - Step 2: Convert to fraction form
588,603,474.94/812,273,564.80 = 320,677,975.92/x - Step 3: Cross multiply
588,603,474.94x = 812,273,564.80 × 320,677,975.92 - Step 4: Simplify right side
588,603,474.94x = 260,478,242,653,386,944 - Step 5: Solve for x
x = 260,478,242,653,386,944/588,603,474.94 - Step 6: Final answer
x = 442,536,025.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.