Finding the Fourth Proportional to 2,113,540,204.29, 2,916,605,576.30 and 1,173,803,380.66
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Solution
The fourth proportional to 2,113,540,204.29, 2,916,605,576.30 and 1,173,803,380.66 is: 1,619,804,287.88
Step by Step Solution
- Step 1: Write the proportion equation
2,113,540,204.29 : 2,916,605,576.30 = 1,173,803,380.66 : x - Step 2: Convert to fraction form
2,113,540,204.29/2,916,605,576.30 = 1,173,803,380.66/x - Step 3: Cross multiply
2,113,540,204.29x = 2,916,605,576.30 × 1,173,803,380.66 - Step 4: Simplify right side
2,113,540,204.29x = 3,423,521,485,517,069,312 - Step 5: Solve for x
x = 3,423,521,485,517,069,312/2,113,540,204.29 - Step 6: Final answer
x = 1,619,804,287.88
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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.