Finding the Fourth Proportional to 1,416,443,028.70, 2,124,664,543.05 and 496,199,793.10
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Solution
The fourth proportional to 1,416,443,028.70, 2,124,664,543.05 and 496,199,793.10 is: 744,299,689.65
Step by Step Solution
- Step 1: Write the proportion equation
1,416,443,028.70 : 2,124,664,543.05 = 496,199,793.10 : x - Step 2: Convert to fraction form
1,416,443,028.70/2,124,664,543.05 = 496,199,793.10/x - Step 3: Cross multiply
1,416,443,028.70x = 2,124,664,543.05 × 496,199,793.10 - Step 4: Simplify right side
1,416,443,028.70x = 1,054,258,106,668,316,032 - Step 5: Solve for x
x = 1,054,258,106,668,316,032/1,416,443,028.70 - Step 6: Final answer
x = 744,299,689.65
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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.