Finding the Fourth Proportional to 248,832,900.05, 373,249,350.08 and 208,522,116.05
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Solution
The fourth proportional to 248,832,900.05, 373,249,350.08 and 208,522,116.05 is: 312,783,174.08
Step by Step Solution
- Step 1: Write the proportion equation
248,832,900.05 : 373,249,350.08 = 208,522,116.05 : x - Step 2: Convert to fraction form
248,832,900.05/373,249,350.08 = 208,522,116.05/x - Step 3: Cross multiply
248,832,900.05x = 373,249,350.08 × 208,522,116.05 - Step 4: Simplify right side
248,832,900.05x = 77,830,744,291,926,224 - Step 5: Solve for x
x = 77,830,744,291,926,224/248,832,900.05 - Step 6: Final answer
x = 312,783,174.08
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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.