Finding the Fourth Proportional to 1,602,832,562.76, 2,211,855,458.40 and 888,337,669.08
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Solution
The fourth proportional to 1,602,832,562.76, 2,211,855,458.40 and 888,337,669.08 is: 1,225,876,344.11
Step by Step Solution
- Step 1: Write the proportion equation
1,602,832,562.76 : 2,211,855,458.40 = 888,337,669.08 : x - Step 2: Convert to fraction form
1,602,832,562.76/2,211,855,458.40 = 888,337,669.08/x - Step 3: Cross multiply
1,602,832,562.76x = 2,211,855,458.40 × 888,337,669.08 - Step 4: Simplify right side
1,602,832,562.76x = 1,964,874,522,256,931,072 - Step 5: Solve for x
x = 1,964,874,522,256,931,072/1,602,832,562.76 - Step 6: Final answer
x = 1,225,876,344.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.