Finding the Fourth Proportional to 97,769,063.30, 146,765,569.35 and 57,402,292.10
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Solution
The fourth proportional to 97,769,063.30, 146,765,569.35 and 57,402,292.10 is: 86,169,180.70
Step by Step Solution
- Step 1: Write the proportion equation
97,769,063.30 : 146,765,569.35 = 57,402,292.10 : x - Step 2: Convert to fraction form
97,769,063.30/146,765,569.35 = 57,402,292.10/x - Step 3: Cross multiply
97,769,063.30x = 146,765,569.35 × 57,402,292.10 - Step 4: Simplify right side
97,769,063.30x = 8,424,680,082,051,507 - Step 5: Solve for x
x = 8,424,680,082,051,507/97,769,063.30 - Step 6: Final answer
x = 86,169,180.70
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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.