Finding the Fourth Proportional to 96,228,051.08, 144,342,076.61 and 86,486,278.28
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Solution
The fourth proportional to 96,228,051.08, 144,342,076.61 and 86,486,278.28 is: 129,729,417.41
Step by Step Solution
- Step 1: Write the proportion equation
96,228,051.08 : 144,342,076.61 = 86,486,278.28 : x - Step 2: Convert to fraction form
96,228,051.08/144,342,076.61 = 86,486,278.28/x - Step 3: Cross multiply
96,228,051.08x = 144,342,076.61 × 86,486,278.28 - Step 4: Simplify right side
96,228,051.08x = 12,483,609,004,700,046 - Step 5: Solve for x
x = 12,483,609,004,700,046/96,228,051.08 - Step 6: Final answer
x = 129,729,417.41
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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.