Finding the Fourth Proportional to 1,701,475,946.46, 2,348,078,324.94 and 948,781,775.68
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Solution
The fourth proportional to 1,701,475,946.46, 2,348,078,324.94 and 948,781,775.68 is: 1,309,342,002.28
Step by Step Solution
- Step 1: Write the proportion equation
1,701,475,946.46 : 2,348,078,324.94 = 948,781,775.68 : x - Step 2: Convert to fraction form
1,701,475,946.46/2,348,078,324.94 = 948,781,775.68/x - Step 3: Cross multiply
1,701,475,946.46x = 2,348,078,324.94 × 948,781,775.68 - Step 4: Simplify right side
1,701,475,946.46x = 2,227,813,922,572,293,120 - Step 5: Solve for x
x = 2,227,813,922,572,293,120/1,701,475,946.46 - Step 6: Final answer
x = 1,309,342,002.28
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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.