Finding the Fourth Proportional to 416,343,101.19, 574,553,483.46 and 230,704,116.81
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Solution
The fourth proportional to 416,343,101.19, 574,553,483.46 and 230,704,116.81 is: 318,371,683.31
Step by Step Solution
- Step 1: Write the proportion equation
416,343,101.19 : 574,553,483.46 = 230,704,116.81 : x - Step 2: Convert to fraction form
416,343,101.19/574,553,483.46 = 230,704,116.81/x - Step 3: Cross multiply
416,343,101.19x = 574,553,483.46 × 230,704,116.81 - Step 4: Simplify right side
416,343,101.19x = 132,551,853,961,748,256 - Step 5: Solve for x
x = 132,551,853,961,748,256/416,343,101.19 - Step 6: Final answer
x = 318,371,683.31
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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.