Finding the Fourth Proportional to 1,624,586,523.84, 2,438,271,275.04 and 1,612,358,065.62
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Solution
The fourth proportional to 1,624,586,523.84, 2,438,271,275.04 and 1,612,358,065.62 is: 2,419,918,113.80
Step by Step Solution
- Step 1: Write the proportion equation
1,624,586,523.84 : 2,438,271,275.04 = 1,612,358,065.62 : x - Step 2: Convert to fraction form
1,624,586,523.84/2,438,271,275.04 = 1,612,358,065.62/x - Step 3: Cross multiply
1,624,586,523.84x = 2,438,271,275.04 × 1,612,358,065.62 - Step 4: Simplify right side
1,624,586,523.84x = 3,931,366,356,480,305,152 - Step 5: Solve for x
x = 3,931,366,356,480,305,152/1,624,586,523.84 - Step 6: Final answer
x = 2,419,918,113.80
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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.