Finding the Fourth Proportional to 230,445,660.92, 318,044,062.46 and 151,127,427.36
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Solution
The fourth proportional to 230,445,660.92, 318,044,062.46 and 151,127,427.36 is: 208,574,901.16
Step by Step Solution
- Step 1: Write the proportion equation
230,445,660.92 : 318,044,062.46 = 151,127,427.36 : x - Step 2: Convert to fraction form
230,445,660.92/318,044,062.46 = 151,127,427.36/x - Step 3: Cross multiply
230,445,660.92x = 318,044,062.46 × 151,127,427.36 - Step 4: Simplify right side
230,445,660.92x = 48,065,180,948,273,440 - Step 5: Solve for x
x = 48,065,180,948,273,440/230,445,660.92 - Step 6: Final answer
x = 208,574,901.16
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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.