Finding the Fourth Proportional to 1,676,698,202.37, 2,313,776,153.06 and 913,726,070.58
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Solution
The fourth proportional to 1,676,698,202.37, 2,313,776,153.06 and 913,726,070.58 is: 1,260,905,265.80
Step by Step Solution
- Step 1: Write the proportion equation
1,676,698,202.37 : 2,313,776,153.06 = 913,726,070.58 : x - Step 2: Convert to fraction form
1,676,698,202.37/2,313,776,153.06 = 913,726,070.58/x - Step 3: Cross multiply
1,676,698,202.37x = 2,313,776,153.06 × 913,726,070.58 - Step 4: Simplify right side
1,676,698,202.37x = 2,114,157,592,532,653,824 - Step 5: Solve for x
x = 2,114,157,592,532,653,824/1,676,698,202.37 - Step 6: Final answer
x = 1,260,905,265.80
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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.