Finding the Fourth Proportional to 1,551,446,635.42, 2,326,739,376.57 and 430,712,828.38
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Solution
The fourth proportional to 1,551,446,635.42, 2,326,739,376.57 and 430,712,828.38 is: 645,949,705.85
Step by Step Solution
- Step 1: Write the proportion equation
1,551,446,635.42 : 2,326,739,376.57 = 430,712,828.38 : x - Step 2: Convert to fraction form
1,551,446,635.42/2,326,739,376.57 = 430,712,828.38/x - Step 3: Cross multiply
1,551,446,635.42x = 2,326,739,376.57 × 430,712,828.38 - Step 4: Simplify right side
1,551,446,635.42x = 1,002,156,497,785,582,720 - Step 5: Solve for x
x = 1,002,156,497,785,582,720/1,551,446,635.42 - Step 6: Final answer
x = 645,949,705.85
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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.