Finding the Fourth Proportional to 168,404,862.80, 252,607,294.20 and 95,593,509.20
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Solution
The fourth proportional to 168,404,862.80, 252,607,294.20 and 95,593,509.20 is: 143,390,263.80
Step by Step Solution
- Step 1: Write the proportion equation
168,404,862.80 : 252,607,294.20 = 95,593,509.20 : x - Step 2: Convert to fraction form
168,404,862.80/252,607,294.20 = 95,593,509.20/x - Step 3: Cross multiply
168,404,862.80x = 252,607,294.20 × 95,593,509.20 - Step 4: Simplify right side
168,404,862.80x = 24,147,617,702,094,808 - Step 5: Solve for x
x = 24,147,617,702,094,808/168,404,862.80 - Step 6: Final answer
x = 143,390,263.80
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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.