Finding the Fourth Proportional to 97,033,973.18, 133,908,747.44 and 52,982,717.96
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Solution
The fourth proportional to 97,033,973.18, 133,908,747.44 and 52,982,717.96 is: 73,117,168.82
Step by Step Solution
- Step 1: Write the proportion equation
97,033,973.18 : 133,908,747.44 = 52,982,717.96 : x - Step 2: Convert to fraction form
97,033,973.18/133,908,747.44 = 52,982,717.96/x - Step 3: Cross multiply
97,033,973.18x = 133,908,747.44 × 52,982,717.96 - Step 4: Simplify right side
97,033,973.18x = 7,094,849,397,990,392 - Step 5: Solve for x
x = 7,094,849,397,990,392/97,033,973.18 - Step 6: Final answer
x = 73,117,168.82
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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.