Finding the Fourth Proportional to 89,466,487,527.42, 123,466,376,696.04 and 48,824,023,177.08
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Solution
The fourth proportional to 89,466,487,527.42, 123,466,376,696.04 and 48,824,023,177.08 is: 67,378,583,914.45
Step by Step Solution
- Step 1: Write the proportion equation
89,466,487,527.42 : 123,466,376,696.04 = 48,824,023,177.08 : x - Step 2: Convert to fraction form
89,466,487,527.42/123,466,376,696.04 = 48,824,023,177.08/x - Step 3: Cross multiply
89,466,487,527.42x = 123,466,376,696.04 × 48,824,023,177.08 - Step 4: Simplify right side
89,466,487,527.42x = 6,028,125,237,397,546,860,544 - Step 5: Solve for x
x = 6,028,125,237,397,546,860,544/89,466,487,527.42 - Step 6: Final answer
x = 67,378,583,914.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.