Finding the Fourth Proportional to 1,867,694,564.52, 2,577,473,311.77 and 1,020,968,680.14
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Solution
The fourth proportional to 1,867,694,564.52, 2,577,473,311.77 and 1,020,968,680.14 is: 1,408,966,741.78
Step by Step Solution
- Step 1: Write the proportion equation
1,867,694,564.52 : 2,577,473,311.77 = 1,020,968,680.14 : x - Step 2: Convert to fraction form
1,867,694,564.52/2,577,473,311.77 = 1,020,968,680.14/x - Step 3: Cross multiply
1,867,694,564.52x = 2,577,473,311.77 × 1,020,968,680.14 - Step 4: Simplify right side
1,867,694,564.52x = 2,631,519,525,213,891,584 - Step 5: Solve for x
x = 2,631,519,525,213,891,584/1,867,694,564.52 - Step 6: Final answer
x = 1,408,966,741.78
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.