Finding the Fourth Proportional to 88,705,662.90, 133,058,494.35 and 43,296,587.70
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Solution
The fourth proportional to 88,705,662.90, 133,058,494.35 and 43,296,587.70 is: 64,944,881.55
Step by Step Solution
- Step 1: Write the proportion equation
88,705,662.90 : 133,058,494.35 = 43,296,587.70 : x - Step 2: Convert to fraction form
88,705,662.90/133,058,494.35 = 43,296,587.70/x - Step 3: Cross multiply
88,705,662.90x = 133,058,494.35 × 43,296,587.70 - Step 4: Simplify right side
88,705,662.90x = 5,760,978,769,854,730 - Step 5: Solve for x
x = 5,760,978,769,854,730/88,705,662.90 - Step 6: Final answer
x = 64,944,881.55
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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.