Finding the Fourth Proportional to 217,683,471.04, 300,403,179.36 and 119,898,331.84
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Solution
The fourth proportional to 217,683,471.04, 300,403,179.36 and 119,898,331.84 is: 165,459,692.06
Step by Step Solution
- Step 1: Write the proportion equation
217,683,471.04 : 300,403,179.36 = 119,898,331.84 : x - Step 2: Convert to fraction form
217,683,471.04/300,403,179.36 = 119,898,331.84/x - Step 3: Cross multiply
217,683,471.04x = 300,403,179.36 × 119,898,331.84 - Step 4: Simplify right side
217,683,471.04x = 36,017,840,084,696,320 - Step 5: Solve for x
x = 36,017,840,084,696,320/217,683,471.04 - Step 6: Final answer
x = 165,459,692.06
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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.