Finding the Fourth Proportional to 65,475,284.58, 98,246,038.05 and 43,630,537.14
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Solution
The fourth proportional to 65,475,284.58, 98,246,038.05 and 43,630,537.14 is: 65,467,869.89
Step by Step Solution
- Step 1: Write the proportion equation
65,475,284.58 : 98,246,038.05 = 43,630,537.14 : x - Step 2: Convert to fraction form
65,475,284.58/98,246,038.05 = 43,630,537.14/x - Step 3: Cross multiply
65,475,284.58x = 98,246,038.05 × 43,630,537.14 - Step 4: Simplify right side
65,475,284.58x = 4,286,527,411,998,378 - Step 5: Solve for x
x = 4,286,527,411,998,378/65,475,284.58 - Step 6: Final answer
x = 65,467,869.89
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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.