Finding the Fourth Proportional to 578,250,320.16, 867,049,529.40 and 189,968,896.74
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Solution
The fourth proportional to 578,250,320.16, 867,049,529.40 and 189,968,896.74 is: 284,846,262.56
Step by Step Solution
- Step 1: Write the proportion equation
578,250,320.16 : 867,049,529.40 = 189,968,896.74 : x - Step 2: Convert to fraction form
578,250,320.16/867,049,529.40 = 189,968,896.74/x - Step 3: Cross multiply
578,250,320.16x = 867,049,529.40 × 189,968,896.74 - Step 4: Simplify right side
578,250,320.16x = 164,712,442,519,054,208 - Step 5: Solve for x
x = 164,712,442,519,054,208/578,250,320.16 - Step 6: Final answer
x = 284,846,262.56
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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.