Finding the Fourth Proportional to 352,514,266.60, 528,771,399.90 and 110,176,781.80
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Solution
The fourth proportional to 352,514,266.60, 528,771,399.90 and 110,176,781.80 is: 165,265,172.70
Step by Step Solution
- Step 1: Write the proportion equation
352,514,266.60 : 528,771,399.90 = 110,176,781.80 : x - Step 2: Convert to fraction form
352,514,266.60/528,771,399.90 = 110,176,781.80/x - Step 3: Cross multiply
352,514,266.60x = 528,771,399.90 × 110,176,781.80 - Step 4: Simplify right side
352,514,266.60x = 58,258,331,148,862,840 - Step 5: Solve for x
x = 58,258,331,148,862,840/352,514,266.60 - Step 6: Final answer
x = 165,265,172.70
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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.