Finding the Fourth Proportional to 816,315,042.16, 1,224,221,408.16 and 233,893,235.08
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Solution
The fourth proportional to 816,315,042.16, 1,224,221,408.16 and 233,893,235.08 is: 350,767,890.85
Step by Step Solution
- Step 1: Write the proportion equation
816,315,042.16 : 1,224,221,408.16 = 233,893,235.08 : x - Step 2: Convert to fraction form
816,315,042.16/1,224,221,408.16 = 233,893,235.08/x - Step 3: Cross multiply
816,315,042.16x = 1,224,221,408.16 × 233,893,235.08 - Step 4: Simplify right side
816,315,042.16x = 286,337,105,608,735,552 - Step 5: Solve for x
x = 286,337,105,608,735,552/816,315,042.16 - Step 6: Final answer
x = 350,767,890.85
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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.