Finding the Fourth Proportional to 88,553,902.43, 122,198,480.44 and 50,878,278.47
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Solution
The fourth proportional to 88,553,902.43, 122,198,480.44 and 50,878,278.47 is: 70,208,631.65
Step by Step Solution
- Step 1: Write the proportion equation
88,553,902.43 : 122,198,480.44 = 50,878,278.47 : x - Step 2: Convert to fraction form
88,553,902.43/122,198,480.44 = 50,878,278.47/x - Step 3: Cross multiply
88,553,902.43x = 122,198,480.44 × 50,878,278.47 - Step 4: Simplify right side
88,553,902.43x = 6,217,248,316,615,468 - Step 5: Solve for x
x = 6,217,248,316,615,468/88,553,902.43 - Step 6: Final answer
x = 70,208,631.65
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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.