Finding the Fourth Proportional to 353,363,027.11, 487,625,247.18 and 202,547,562.69
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Solution
The fourth proportional to 353,363,027.11, 487,625,247.18 and 202,547,562.69 is: 279,506,619.96
Step by Step Solution
- Step 1: Write the proportion equation
353,363,027.11 : 487,625,247.18 = 202,547,562.69 : x - Step 2: Convert to fraction form
353,363,027.11/487,625,247.18 = 202,547,562.69/x - Step 3: Cross multiply
353,363,027.11x = 487,625,247.18 × 202,547,562.69 - Step 4: Simplify right side
353,363,027.11x = 98,767,305,324,246,384 - Step 5: Solve for x
x = 98,767,305,324,246,384/353,363,027.11 - Step 6: Final answer
x = 279,506,619.96
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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.