Finding the Fourth Proportional to 1,430,784,000.30, 2,146,176,000.45 and 1,374,348,902.70
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Solution
The fourth proportional to 1,430,784,000.30, 2,146,176,000.45 and 1,374,348,902.70 is: 2,061,523,354.05
Step by Step Solution
- Step 1: Write the proportion equation
1,430,784,000.30 : 2,146,176,000.45 = 1,374,348,902.70 : x - Step 2: Convert to fraction form
1,430,784,000.30/2,146,176,000.45 = 1,374,348,902.70/x - Step 3: Cross multiply
1,430,784,000.30x = 2,146,176,000.45 × 1,374,348,902.70 - Step 4: Simplify right side
1,430,784,000.30x = 2,949,594,631,219,532,288 - Step 5: Solve for x
x = 2,949,594,631,219,532,288/1,430,784,000.30 - Step 6: Final answer
x = 2,061,523,354.05
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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.