Finding the Fourth Proportional to 916,272,652, 1,374,624,178.80 and 302,856,812.08
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Solution
The fourth proportional to 916,272,652, 1,374,624,178.80 and 302,856,812.08 is: 454,356,348.73
Step by Step Solution
- Step 1: Write the proportion equation
916,272,652 : 1,374,624,178.80 = 302,856,812.08 : x - Step 2: Convert to fraction form
916,272,652/1,374,624,178.80 = 302,856,812.08/x - Step 3: Cross multiply
916,272,652x = 1,374,624,178.80 × 302,856,812.08 - Step 4: Simplify right side
916,272,652x = 416,314,296,599,455,872 - Step 5: Solve for x
x = 416,314,296,599,455,872/916,272,652 - Step 6: Final answer
x = 454,356,348.73
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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.