Finding the Fourth Proportional to 163,989,574.18, 226,308,301.01 and 97,915,846.34
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Solution
The fourth proportional to 163,989,574.18, 226,308,301.01 and 97,915,846.34 is: 135,125,473.30
Step by Step Solution
- Step 1: Write the proportion equation
163,989,574.18 : 226,308,301.01 = 97,915,846.34 : x - Step 2: Convert to fraction form
163,989,574.18/226,308,301.01 = 97,915,846.34/x - Step 3: Cross multiply
163,989,574.18x = 226,308,301.01 × 97,915,846.34 - Step 4: Simplify right side
163,989,574.18x = 22,159,168,827,237,820 - Step 5: Solve for x
x = 22,159,168,827,237,820/163,989,574.18 - Step 6: Final answer
x = 135,125,473.30
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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.