Finding the Fourth Proportional to 1,723,590,908.32, 2,585,749,514.16 and 558,968,588.80
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Solution
The fourth proportional to 1,723,590,908.32, 2,585,749,514.16 and 558,968,588.80 is: 838,570,654.99
Step by Step Solution
- Step 1: Write the proportion equation
1,723,590,908.32 : 2,585,749,514.16 = 558,968,588.80 : x - Step 2: Convert to fraction form
1,723,590,908.32/2,585,749,514.16 = 558,968,588.80/x - Step 3: Cross multiply
1,723,590,908.32x = 2,585,749,514.16 × 558,968,588.80 - Step 4: Simplify right side
1,723,590,908.32x = 1,445,352,756,920,300,544 - Step 5: Solve for x
x = 1,445,352,756,920,300,544/1,723,590,908.32 - Step 6: Final answer
x = 838,570,654.99
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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.