Finding the Fourth Proportional to 440,129,226.30, 659,773,935.45 and 163,706,423.10
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Solution
The fourth proportional to 440,129,226.30, 659,773,935.45 and 163,706,423.10 is: 245,403,451.02
Step by Step Solution
- Step 1: Write the proportion equation
440,129,226.30 : 659,773,935.45 = 163,706,423.10 : x - Step 2: Convert to fraction form
440,129,226.30/659,773,935.45 = 163,706,423.10/x - Step 3: Cross multiply
440,129,226.30x = 659,773,935.45 × 163,706,423.10 - Step 4: Simplify right side
440,129,226.30x = 108,009,231,027,129,792 - Step 5: Solve for x
x = 108,009,231,027,129,792/440,129,226.30 - Step 6: Final answer
x = 245,403,451.02
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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.