Finding the Fourth Proportional to 825,992,731.74, 1,239,023,290.44 and 243,726,966.18
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Solution
The fourth proportional to 825,992,731.74, 1,239,023,290.44 and 243,726,966.18 is: 365,600,538.60
Step by Step Solution
- Step 1: Write the proportion equation
825,992,731.74 : 1,239,023,290.44 = 243,726,966.18 : x - Step 2: Convert to fraction form
825,992,731.74/1,239,023,290.44 = 243,726,966.18/x - Step 3: Cross multiply
825,992,731.74x = 1,239,023,290.44 × 243,726,966.18 - Step 4: Simplify right side
825,992,731.74x = 301,983,387,605,302,208 - Step 5: Solve for x
x = 301,983,387,605,302,208/825,992,731.74 - Step 6: Final answer
x = 365,600,538.60
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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.