Finding the Fourth Proportional to 145,039,157.84, 217,535,116.80 and 58,774,080.08
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Solution
The fourth proportional to 145,039,157.84, 217,535,116.80 and 58,774,080.08 is: 88,151,548.63
Step by Step Solution
- Step 1: Write the proportion equation
145,039,157.84 : 217,535,116.80 = 58,774,080.08 : x - Step 2: Convert to fraction form
145,039,157.84/217,535,116.80 = 58,774,080.08/x - Step 3: Cross multiply
145,039,157.84x = 217,535,116.80 × 58,774,080.08 - Step 4: Simplify right side
145,039,157.84x = 12,785,426,375,015,354 - Step 5: Solve for x
x = 12,785,426,375,015,354/145,039,157.84 - Step 6: Final answer
x = 88,151,548.63
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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.