Finding the Fourth Proportional to 185,859,461.35, 256,486,567.74 and 102,236,158.70
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Solution
The fourth proportional to 185,859,461.35, 256,486,567.74 and 102,236,158.70 is: 141,086,180.13
Step by Step Solution
- Step 1: Write the proportion equation
185,859,461.35 : 256,486,567.74 = 102,236,158.70 : x - Step 2: Convert to fraction form
185,859,461.35/256,486,567.74 = 102,236,158.70/x - Step 3: Cross multiply
185,859,461.35x = 256,486,567.74 × 102,236,158.70 - Step 4: Simplify right side
185,859,461.35x = 26,222,201,443,180,948 - Step 5: Solve for x
x = 26,222,201,443,180,948/185,859,461.35 - Step 6: Final answer
x = 141,086,180.13
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.