Finding the Fourth Proportional to 834,972,197.04, 1,251,905,465.04 and 398,340,271.44
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Solution
The fourth proportional to 834,972,197.04, 1,251,905,465.04 and 398,340,271.44 is: 597,246,668.25
Step by Step Solution
- Step 1: Write the proportion equation
834,972,197.04 : 1,251,905,465.04 = 398,340,271.44 : x - Step 2: Convert to fraction form
834,972,197.04/1,251,905,465.04 = 398,340,271.44/x - Step 3: Cross multiply
834,972,197.04x = 1,251,905,465.04 × 398,340,271.44 - Step 4: Simplify right side
834,972,197.04x = 498,684,362,761,252,992 - Step 5: Solve for x
x = 498,684,362,761,252,992/834,972,197.04 - Step 6: Final answer
x = 597,246,668.25
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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.