Finding the Fourth Proportional to 1,417,093,574.79, 2,125,398,097.26 and 381,712,318.14
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Solution
The fourth proportional to 1,417,093,574.79, 2,125,398,097.26 and 381,712,318.14 is: 572,503,220.05
Step by Step Solution
- Step 1: Write the proportion equation
1,417,093,574.79 : 2,125,398,097.26 = 381,712,318.14 : x - Step 2: Convert to fraction form
1,417,093,574.79/2,125,398,097.26 = 381,712,318.14/x - Step 3: Cross multiply
1,417,093,574.79x = 2,125,398,097.26 × 381,712,318.14 - Step 4: Simplify right side
1,417,093,574.79x = 811,290,634,675,459,712 - Step 5: Solve for x
x = 811,290,634,675,459,712/1,417,093,574.79 - Step 6: Final answer
x = 572,503,220.05
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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.