Finding the Fourth Proportional to 64,301,152.05, 88,743,197.03 and 38,195,773.02
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Solution
The fourth proportional to 64,301,152.05, 88,743,197.03 and 38,195,773.02 is: 52,714,685.55
Step by Step Solution
- Step 1: Write the proportion equation
64,301,152.05 : 88,743,197.03 = 38,195,773.02 : x - Step 2: Convert to fraction form
64,301,152.05/88,743,197.03 = 38,195,773.02/x - Step 3: Cross multiply
64,301,152.05x = 88,743,197.03 × 38,195,773.02 - Step 4: Simplify right side
64,301,152.05x = 3,389,615,010,636,040 - Step 5: Solve for x
x = 3,389,615,010,636,040/64,301,152.05 - Step 6: Final answer
x = 52,714,685.55
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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.