Finding the Fourth Proportional to 425,088,774.70, 637,633,162.05 and 349,506,054.70
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Solution
The fourth proportional to 425,088,774.70, 637,633,162.05 and 349,506,054.70 is: 524,259,082.05
Step by Step Solution
- Step 1: Write the proportion equation
425,088,774.70 : 637,633,162.05 = 349,506,054.70 : x - Step 2: Convert to fraction form
425,088,774.70/637,633,162.05 = 349,506,054.70/x - Step 3: Cross multiply
425,088,774.70x = 637,633,162.05 × 349,506,054.70 - Step 4: Simplify right side
425,088,774.70x = 222,856,650,813,981,248 - Step 5: Solve for x
x = 222,856,650,813,981,248/425,088,774.70 - Step 6: Final answer
x = 524,259,082.05
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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.