Finding the Fourth Proportional to 294,831,073.08, 406,879,186.50 and 162,680,642.28
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Solution
The fourth proportional to 294,831,073.08, 406,879,186.50 and 162,680,642.28 is: 224,506,076.31
Step by Step Solution
- Step 1: Write the proportion equation
294,831,073.08 : 406,879,186.50 = 162,680,642.28 : x - Step 2: Convert to fraction form
294,831,073.08/406,879,186.50 = 162,680,642.28/x - Step 3: Cross multiply
294,831,073.08x = 406,879,186.50 × 162,680,642.28 - Step 4: Simplify right side
294,831,073.08x = 66,191,367,390,183,904 - Step 5: Solve for x
x = 66,191,367,390,183,904/294,831,073.08 - Step 6: Final answer
x = 224,506,076.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.