Finding the Fourth Proportional to 230,594,301.08, 318,188,740.36 and 137,755,094.84
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Solution
The fourth proportional to 230,594,301.08, 318,188,740.36 and 137,755,094.84 is: 190,083,275.69
Step by Step Solution
- Step 1: Write the proportion equation
230,594,301.08 : 318,188,740.36 = 137,755,094.84 : x - Step 2: Convert to fraction form
230,594,301.08/318,188,740.36 = 137,755,094.84/x - Step 3: Cross multiply
230,594,301.08x = 318,188,740.36 × 137,755,094.84 - Step 4: Simplify right side
230,594,301.08x = 43,832,120,105,311,936 - Step 5: Solve for x
x = 43,832,120,105,311,936/230,594,301.08 - Step 6: Final answer
x = 190,083,275.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.