Finding the Fourth Proportional to 447,648,723, 670,730,751.09 and 272,241,197.19
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Solution
The fourth proportional to 447,648,723, 670,730,751.09 and 272,241,197.19 is: 407,910,339.71
Step by Step Solution
- Step 1: Write the proportion equation
447,648,723 : 670,730,751.09 = 272,241,197.19 : x - Step 2: Convert to fraction form
447,648,723/670,730,751.09 = 272,241,197.19/x - Step 3: Cross multiply
447,648,723x = 670,730,751.09 × 272,241,197.19 - Step 4: Simplify right side
447,648,723x = 182,600,542,668,889,504 - Step 5: Solve for x
x = 182,600,542,668,889,504/447,648,723 - Step 6: Final answer
x = 407,910,339.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.