Finding the Fourth Proportional to 297,771,207.20, 446,670,807.60 and 93,305,952.80
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Solution
The fourth proportional to 297,771,207.20, 446,670,807.60 and 93,305,952.80 is: 139,963,315.07
Step by Step Solution
- Step 1: Write the proportion equation
297,771,207.20 : 446,670,807.60 = 93,305,952.80 : x - Step 2: Convert to fraction form
297,771,207.20/446,670,807.60 = 93,305,952.80/x - Step 3: Cross multiply
297,771,207.20x = 446,670,807.60 × 93,305,952.80 - Step 4: Simplify right side
297,771,207.20x = 41,677,045,291,063,480 - Step 5: Solve for x
x = 41,677,045,291,063,480/297,771,207.20 - Step 6: Final answer
x = 139,963,315.07
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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.