Finding the Fourth Proportional to 201,430,349.51, 302,128,216.71 and 122,626,405.06
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Solution
The fourth proportional to 201,430,349.51, 302,128,216.71 and 122,626,405.06 is: 183,929,071.12
Step by Step Solution
- Step 1: Write the proportion equation
201,430,349.51 : 302,128,216.71 = 122,626,405.06 : x - Step 2: Convert to fraction form
201,430,349.51/302,128,216.71 = 122,626,405.06/x - Step 3: Cross multiply
201,430,349.51x = 302,128,216.71 × 122,626,405.06 - Step 4: Simplify right side
201,430,349.51x = 37,048,897,081,120,752 - Step 5: Solve for x
x = 37,048,897,081,120,752/201,430,349.51 - Step 6: Final answer
x = 183,929,071.12
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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.