Finding the Fourth Proportional to 970,430,855.85, 1,454,165,062.70 and 576,181,325.70
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Solution
The fourth proportional to 970,430,855.85, 1,454,165,062.70 and 576,181,325.70 is: 863,392,531.84
Step by Step Solution
- Step 1: Write the proportion equation
970,430,855.85 : 1,454,165,062.70 = 576,181,325.70 : x - Step 2: Convert to fraction form
970,430,855.85/1,454,165,062.70 = 576,181,325.70/x - Step 3: Cross multiply
970,430,855.85x = 1,454,165,062.70 × 576,181,325.70 - Step 4: Simplify right side
970,430,855.85x = 837,862,753,610,228,736 - Step 5: Solve for x
x = 837,862,753,610,228,736/970,430,855.85 - Step 6: Final answer
x = 863,392,531.84
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1.5x scale
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.