Finding the Fourth Proportional to 97,609,669.18, 134,703,822.51 and 53,556,656.33
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Solution
The fourth proportional to 97,609,669.18, 134,703,822.51 and 53,556,656.33 is: 73,909,545.95
Step by Step Solution
- Step 1: Write the proportion equation
97,609,669.18 : 134,703,822.51 = 53,556,656.33 : x - Step 2: Convert to fraction form
97,609,669.18/134,703,822.51 = 53,556,656.33/x - Step 3: Cross multiply
97,609,669.18x = 134,703,822.51 × 53,556,656.33 - Step 4: Simplify right side
97,609,669.18x = 7,214,286,328,842,147 - Step 5: Solve for x
x = 7,214,286,328,842,147/97,609,669.18 - Step 6: Final answer
x = 73,909,545.95
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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.