Finding the Fourth Proportional to 97,319,042,172.86, 146,020,513,538.08 and 52,541,648,372.99
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Solution
The fourth proportional to 97,319,042,172.86, 146,020,513,538.08 and 52,541,648,372.99 is: 78,835,121,125.98
Step by Step Solution
- Step 1: Write the proportion equation
97,319,042,172.86 : 146,020,513,538.08 = 52,541,648,372.99 : x - Step 2: Convert to fraction form
97,319,042,172.86/146,020,513,538.08 = 52,541,648,372.99/x - Step 3: Cross multiply
97,319,042,172.86x = 146,020,513,538.08 × 52,541,648,372.99 - Step 4: Simplify right side
97,319,042,172.86x = 7,672,158,477,561,662,275,584 - Step 5: Solve for x
x = 7,672,158,477,561,662,275,584/97,319,042,172.86 - Step 6: Final answer
x = 78,835,121,125.98
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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.