Finding the Fourth Proportional to 1,767,688,541.36, 2,651,737,956.74 and 587,374,355.75
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Solution
The fourth proportional to 1,767,688,541.36, 2,651,737,956.74 and 587,374,355.75 is: 881,129,699.89
Step by Step Solution
- Step 1: Write the proportion equation
1,767,688,541.36 : 2,651,737,956.74 = 587,374,355.75 : x - Step 2: Convert to fraction form
1,767,688,541.36/2,651,737,956.74 = 587,374,355.75/x - Step 3: Cross multiply
1,767,688,541.36x = 2,651,737,956.74 × 587,374,355.75 - Step 4: Simplify right side
1,767,688,541.36x = 1,557,562,873,941,783,296 - Step 5: Solve for x
x = 1,557,562,873,941,783,296/1,767,688,541.36 - Step 6: Final answer
x = 881,129,699.89
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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.