Finding the Fourth Proportional to 411,614,177.67, 619,885,545.84 and 374,880,975.75
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Solution
The fourth proportional to 411,614,177.67, 619,885,545.84 and 374,880,975.75 is: 564,565,826.17
Step by Step Solution
- Step 1: Write the proportion equation
411,614,177.67 : 619,885,545.84 = 374,880,975.75 : x - Step 2: Convert to fraction form
411,614,177.67/619,885,545.84 = 374,880,975.75/x - Step 3: Cross multiply
411,614,177.67x = 619,885,545.84 × 374,880,975.75 - Step 4: Simplify right side
411,614,177.67x = 232,383,298,277,820,576 - Step 5: Solve for x
x = 232,383,298,277,820,576/411,614,177.67 - Step 6: Final answer
x = 564,565,826.17
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.