Finding the Fourth Proportional to 214,868,565.12, 322,382,653.50 and 149,255,130.84
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Solution
The fourth proportional to 214,868,565.12, 322,382,653.50 and 149,255,130.84 is: 223,938,132.14
Step by Step Solution
- Step 1: Write the proportion equation
214,868,565.12 : 322,382,653.50 = 149,255,130.84 : x - Step 2: Convert to fraction form
214,868,565.12/322,382,653.50 = 149,255,130.84/x - Step 3: Cross multiply
214,868,565.12x = 322,382,653.50 × 149,255,130.84 - Step 4: Simplify right side
214,868,565.12x = 48,117,265,128,688,888 - Step 5: Solve for x
x = 48,117,265,128,688,888/214,868,565.12 - Step 6: Final answer
x = 223,938,132.14
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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.