Finding the Fourth Proportional to 900,813,267.36, 1,351,348,257.96 and 279,077,369.94
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Solution
The fourth proportional to 900,813,267.36, 1,351,348,257.96 and 279,077,369.94 is: 418,655,820.66
Step by Step Solution
- Step 1: Write the proportion equation
900,813,267.36 : 1,351,348,257.96 = 279,077,369.94 : x - Step 2: Convert to fraction form
900,813,267.36/1,351,348,257.96 = 279,077,369.94/x - Step 3: Cross multiply
900,813,267.36x = 1,351,348,257.96 × 279,077,369.94 - Step 4: Simplify right side
900,813,267.36x = 377,130,717,704,477,504 - Step 5: Solve for x
x = 377,130,717,704,477,504/900,813,267.36 - Step 6: Final answer
x = 418,655,820.66
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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.