Finding the Fourth Proportional to 265,722,943.63, 366,697,890.56 and 148,248,291.95
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Solution
The fourth proportional to 265,722,943.63, 366,697,890.56 and 148,248,291.95 is: 204,582,770.30
Step by Step Solution
- Step 1: Write the proportion equation
265,722,943.63 : 366,697,890.56 = 148,248,291.95 : x - Step 2: Convert to fraction form
265,722,943.63/366,697,890.56 = 148,248,291.95/x - Step 3: Cross multiply
265,722,943.63x = 366,697,890.56 × 148,248,291.95 - Step 4: Simplify right side
265,722,943.63x = 54,362,335,938,475,392 - Step 5: Solve for x
x = 54,362,335,938,475,392/265,722,943.63 - Step 6: Final answer
x = 204,582,770.30
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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.