Finding the Fourth Proportional to 1,273,718,355.22, 1,757,803,673.28 and 765,236,599.48
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Solution
The fourth proportional to 1,273,718,355.22, 1,757,803,673.28 and 765,236,599.48 is: 1,056,069,970.24
Step by Step Solution
- Step 1: Write the proportion equation
1,273,718,355.22 : 1,757,803,673.28 = 765,236,599.48 : x - Step 2: Convert to fraction form
1,273,718,355.22/1,757,803,673.28 = 765,236,599.48/x - Step 3: Cross multiply
1,273,718,355.22x = 1,757,803,673.28 × 765,236,599.48 - Step 4: Simplify right side
1,273,718,355.22x = 1,345,135,705,494,240,256 - Step 5: Solve for x
x = 1,345,135,705,494,240,256/1,273,718,355.22 - Step 6: Final answer
x = 1,056,069,970.24
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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.