Finding the Fourth Proportional to 168,058,602.62, 252,088,372.65 and 64,459,563.74
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Solution
The fourth proportional to 168,058,602.62, 252,088,372.65 and 64,459,563.74 is: 96,689,525.39
Step by Step Solution
- Step 1: Write the proportion equation
168,058,602.62 : 252,088,372.65 = 64,459,563.74 : x - Step 2: Convert to fraction form
168,058,602.62/252,088,372.65 = 64,459,563.74/x - Step 3: Cross multiply
168,058,602.62x = 252,088,372.65 × 64,459,563.74 - Step 4: Simplify right side
168,058,602.62x = 16,249,506,524,945,548 - Step 5: Solve for x
x = 16,249,506,524,945,548/168,058,602.62 - Step 6: Final answer
x = 96,689,525.39
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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.