Finding the Fourth Proportional to 286,465,522.36, 429,782,132.98 and 92,373,033.96
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Solution
The fourth proportional to 286,465,522.36, 429,782,132.98 and 92,373,033.96 is: 138,586,588.84
Step by Step Solution
- Step 1: Write the proportion equation
286,465,522.36 : 429,782,132.98 = 92,373,033.96 : x - Step 2: Convert to fraction form
286,465,522.36/429,782,132.98 = 92,373,033.96/x - Step 3: Cross multiply
286,465,522.36x = 429,782,132.98 × 92,373,033.96 - Step 4: Simplify right side
286,465,522.36x = 39,700,279,565,162,776 - Step 5: Solve for x
x = 39,700,279,565,162,776/286,465,522.36 - Step 6: Final answer
x = 138,586,588.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.