Finding the Fourth Proportional to 97,966,575.74, 135,193,834.85 and 53,913,574.44
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Solution
The fourth proportional to 97,966,575.74, 135,193,834.85 and 53,913,574.44 is: 74,400,710.90
Step by Step Solution
- Step 1: Write the proportion equation
97,966,575.74 : 135,193,834.85 = 53,913,574.44 : x - Step 2: Convert to fraction form
97,966,575.74/135,193,834.85 = 53,913,574.44/x - Step 3: Cross multiply
97,966,575.74x = 135,193,834.85 × 53,913,574.44 - Step 4: Simplify right side
97,966,575.74x = 7,288,782,879,014,541 - Step 5: Solve for x
x = 7,288,782,879,014,541/97,966,575.74 - Step 6: Final answer
x = 74,400,710.90
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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.