Finding the Fourth Proportional to 419,923,355.84, 629,829,732.48 and 124,812,176
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Solution
The fourth proportional to 419,923,355.84, 629,829,732.48 and 124,812,176 is: 187,201,827.02
Step by Step Solution
- Step 1: Write the proportion equation
419,923,355.84 : 629,829,732.48 = 124,812,176 : x - Step 2: Convert to fraction form
419,923,355.84/629,829,732.48 = 124,812,176/x - Step 3: Cross multiply
419,923,355.84x = 629,829,732.48 × 124,812,176 - Step 4: Simplify right side
419,923,355.84x = 78,610,419,420,326,672 - Step 5: Solve for x
x = 78,610,419,420,326,672/419,923,355.84 - Step 6: Final answer
x = 187,201,827.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.