Finding the Fourth Proportional to 1,327,104,829.80, 1,990,657,244.70 and 1,273,357,117.80
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Solution
The fourth proportional to 1,327,104,829.80, 1,990,657,244.70 and 1,273,357,117.80 is: 1,910,035,676.70
Step by Step Solution
- Step 1: Write the proportion equation
1,327,104,829.80 : 1,990,657,244.70 = 1,273,357,117.80 : x - Step 2: Convert to fraction form
1,327,104,829.80/1,990,657,244.70 = 1,273,357,117.80/x - Step 3: Cross multiply
1,327,104,829.80x = 1,990,657,244.70 × 1,273,357,117.80 - Step 4: Simplify right side
1,327,104,829.80x = 2,534,817,571,638,881,280 - Step 5: Solve for x
x = 2,534,817,571,638,881,280/1,327,104,829.80 - Step 6: Final answer
x = 1,910,035,676.70
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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.