Finding the Fourth Proportional to 172,652,936.48, 238,264,258.68 and 94,341,562.19
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Solution
The fourth proportional to 172,652,936.48, 238,264,258.68 and 94,341,562.19 is: 130,193,107.84
Step by Step Solution
- Step 1: Write the proportion equation
172,652,936.48 : 238,264,258.68 = 94,341,562.19 : x - Step 2: Convert to fraction form
172,652,936.48/238,264,258.68 = 94,341,562.19/x - Step 3: Cross multiply
172,652,936.48x = 238,264,258.68 × 94,341,562.19 - Step 4: Simplify right side
172,652,936.48x = 22,478,222,376,722,148 - Step 5: Solve for x
x = 22,478,222,376,722,148/172,652,936.48 - Step 6: Final answer
x = 130,193,107.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.