Finding the Fourth Proportional to 1,726,013,349.99, 2,382,546,162.08 and 1,131,336,157.52
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Solution
The fourth proportional to 1,726,013,349.99, 2,382,546,162.08 and 1,131,336,157.52 is: 1,561,668,465.74
Step by Step Solution
- Step 1: Write the proportion equation
1,726,013,349.99 : 2,382,546,162.08 = 1,131,336,157.52 : x - Step 2: Convert to fraction form
1,726,013,349.99/2,382,546,162.08 = 1,131,336,157.52/x - Step 3: Cross multiply
1,726,013,349.99x = 2,382,546,162.08 × 1,131,336,157.52 - Step 4: Simplify right side
1,726,013,349.99x = 2,695,460,620,130,281,984 - Step 5: Solve for x
x = 2,695,460,620,130,281,984/1,726,013,349.99 - Step 6: Final answer
x = 1,561,668,465.74
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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.