Finding the Fourth Proportional to 943,748,014.12, 1,414,639,872.18 and 528,616,223.08
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Solution
The fourth proportional to 943,748,014.12, 1,414,639,872.18 and 528,616,223.08 is: 792,374,209.07
Step by Step Solution
- Step 1: Write the proportion equation
943,748,014.12 : 1,414,639,872.18 = 528,616,223.08 : x - Step 2: Convert to fraction form
943,748,014.12/1,414,639,872.18 = 528,616,223.08/x - Step 3: Cross multiply
943,748,014.12x = 1,414,639,872.18 × 528,616,223.08 - Step 4: Simplify right side
943,748,014.12x = 747,801,586,250,165,632 - Step 5: Solve for x
x = 747,801,586,250,165,632/943,748,014.12 - Step 6: Final answer
x = 792,374,209.07
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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.