Finding the Fourth Proportional to 97,703,638.68, 134,833,363.93 and 53,051,492.77
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Solution
The fourth proportional to 97,703,638.68, 134,833,363.93 and 53,051,492.77 is: 73,212,331.98
Step by Step Solution
- Step 1: Write the proportion equation
97,703,638.68 : 134,833,363.93 = 53,051,492.77 : x - Step 2: Convert to fraction form
97,703,638.68/134,833,363.93 = 53,051,492.77/x - Step 3: Cross multiply
97,703,638.68x = 134,833,363.93 × 53,051,492.77 - Step 4: Simplify right side
97,703,638.68x = 7,153,111,231,084,833 - Step 5: Solve for x
x = 7,153,111,231,084,833/97,703,638.68 - Step 6: Final answer
x = 73,212,331.98
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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.