Finding the Fourth Proportional to 1,879,418,386.70, 2,817,375,007.06 and 634,978,564.44
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Solution
The fourth proportional to 1,879,418,386.70, 2,817,375,007.06 and 634,978,564.44 is: 951,875,723.96
Step by Step Solution
- Step 1: Write the proportion equation
1,879,418,386.70 : 2,817,375,007.06 = 634,978,564.44 : x - Step 2: Convert to fraction form
1,879,418,386.70/2,817,375,007.06 = 634,978,564.44/x - Step 3: Cross multiply
1,879,418,386.70x = 2,817,375,007.06 × 634,978,564.44 - Step 4: Simplify right side
1,879,418,386.70x = 1,788,972,737,462,290,432 - Step 5: Solve for x
x = 1,788,972,737,462,290,432/1,879,418,386.70 - Step 6: Final answer
x = 951,875,723.96
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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.