Finding the Fourth Proportional to 435,467,999.30, 653,201,998.95 and 112,351,871.30
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Solution
The fourth proportional to 435,467,999.30, 653,201,998.95 and 112,351,871.30 is: 168,527,806.95
Step by Step Solution
- Step 1: Write the proportion equation
435,467,999.30 : 653,201,998.95 = 112,351,871.30 : x - Step 2: Convert to fraction form
435,467,999.30/653,201,998.95 = 112,351,871.30/x - Step 3: Cross multiply
435,467,999.30x = 653,201,998.95 × 112,351,871.30 - Step 4: Simplify right side
435,467,999.30x = 73,388,466,918,933,136 - Step 5: Solve for x
x = 73,388,466,918,933,136/435,467,999.30 - Step 6: Final answer
x = 168,527,806.95
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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.