Finding the Fourth Proportional to 866,157,252.50, 1,299,312,226.85 and 244,377,930.98
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Solution
The fourth proportional to 866,157,252.50, 1,299,312,226.85 and 244,377,930.98 is: 366,588,437.34
Step by Step Solution
- Step 1: Write the proportion equation
866,157,252.50 : 1,299,312,226.85 = 244,377,930.98 : x - Step 2: Convert to fraction form
866,157,252.50/1,299,312,226.85 = 244,377,930.98/x - Step 3: Cross multiply
866,157,252.50x = 1,299,312,226.85 × 244,377,930.98 - Step 4: Simplify right side
866,157,252.50x = 317,523,233,686,900,928 - Step 5: Solve for x
x = 317,523,233,686,900,928/866,157,252.50 - Step 6: Final answer
x = 366,588,437.34
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1.5x scale
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.