Finding the Fourth Proportional to 97,806,669.70, 146,710,004.55 and 63,794,445.70
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Solution
The fourth proportional to 97,806,669.70, 146,710,004.55 and 63,794,445.70 is: 95,691,668.55
Step by Step Solution
- Step 1: Write the proportion equation
97,806,669.70 : 146,710,004.55 = 63,794,445.70 : x - Step 2: Convert to fraction form
97,806,669.70/146,710,004.55 = 63,794,445.70/x - Step 3: Cross multiply
97,806,669.70x = 146,710,004.55 × 63,794,445.70 - Step 4: Simplify right side
97,806,669.70x = 9,359,283,418,911,730 - Step 5: Solve for x
x = 9,359,283,418,911,730/97,806,669.70 - Step 6: Final answer
x = 95,691,668.55
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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.