Finding the Fourth Proportional to 2,661,294,767.72, 3,673,717,600.86 and 1,658,207,931.26
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Solution
The fourth proportional to 2,661,294,767.72, 3,673,717,600.86 and 1,658,207,931.26 is: 2,289,031,540.90
Step by Step Solution
- Step 1: Write the proportion equation
2,661,294,767.72 : 3,673,717,600.86 = 1,658,207,931.26 : x - Step 2: Convert to fraction form
2,661,294,767.72/3,673,717,600.86 = 1,658,207,931.26/x - Step 3: Cross multiply
2,661,294,767.72x = 3,673,717,600.86 × 1,658,207,931.26 - Step 4: Simplify right side
2,661,294,767.72x = 6,091,787,662,937,143,296 - Step 5: Solve for x
x = 6,091,787,662,937,143,296/2,661,294,767.72 - Step 6: Final answer
x = 2,289,031,540.90
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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.