Finding the Fourth Proportional to 32,281,780,167.50, 44,557,717,338.99 and 18,737,780,777.28
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Solution
The fourth proportional to 32,281,780,167.50, 44,557,717,338.99 and 18,737,780,777.28 is: 25,863,280,621.51
Step by Step Solution
- Step 1: Write the proportion equation
32,281,780,167.50 : 44,557,717,338.99 = 18,737,780,777.28 : x - Step 2: Convert to fraction form
32,281,780,167.50/44,557,717,338.99 = 18,737,780,777.28/x - Step 3: Cross multiply
32,281,780,167.50x = 44,557,717,338.99 × 18,737,780,777.28 - Step 4: Simplify right side
32,281,780,167.50x = 834,912,739,434,002,513,920 - Step 5: Solve for x
x = 834,912,739,434,002,513,920/32,281,780,167.50 - Step 6: Final answer
x = 25,863,280,621.51
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1.5x scale
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.