Finding the Fourth Proportional to 383,558,525.24, 529,454,706.84 and 251,408,038.01
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Solution
The fourth proportional to 383,558,525.24, 529,454,706.84 and 251,408,038.01 is: 347,037,440.97
Step by Step Solution
- Step 1: Write the proportion equation
383,558,525.24 : 529,454,706.84 = 251,408,038.01 : x - Step 2: Convert to fraction form
383,558,525.24/529,454,706.84 = 251,408,038.01/x - Step 3: Cross multiply
383,558,525.24x = 529,454,706.84 × 251,408,038.01 - Step 4: Simplify right side
383,558,525.24x = 133,109,169,059,156,848 - Step 5: Solve for x
x = 133,109,169,059,156,848/383,558,525.24 - Step 6: Final answer
x = 347,037,440.97
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.