Finding the Fourth Proportional to 83,308,810.68, 125,043,818.31 and 40,208,355.09
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Solution
The fourth proportional to 83,308,810.68, 125,043,818.31 and 40,208,355.09 is: 60,351,434.71
Step by Step Solution
- Step 1: Write the proportion equation
83,308,810.68 : 125,043,818.31 = 40,208,355.09 : x - Step 2: Convert to fraction form
83,308,810.68/125,043,818.31 = 40,208,355.09/x - Step 3: Cross multiply
83,308,810.68x = 125,043,818.31 × 40,208,355.09 - Step 4: Simplify right side
83,308,810.68x = 5,027,806,248,417,924 - Step 5: Solve for x
x = 5,027,806,248,417,924/83,308,810.68 - Step 6: Final answer
x = 60,351,434.71
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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.