Finding the Fourth Proportional to 170,129,808.10, 255,026,750.55 and 83,797,545.70
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Solution
The fourth proportional to 170,129,808.10, 255,026,750.55 and 83,797,545.70 is: 125,613,588.96
Step by Step Solution
- Step 1: Write the proportion equation
170,129,808.10 : 255,026,750.55 = 83,797,545.70 : x - Step 2: Convert to fraction form
170,129,808.10/255,026,750.55 = 83,797,545.70/x - Step 3: Cross multiply
170,129,808.10x = 255,026,750.55 × 83,797,545.70 - Step 4: Simplify right side
170,129,808.10x = 21,370,615,783,936,128 - Step 5: Solve for x
x = 21,370,615,783,936,128/170,129,808.10 - Step 6: Final answer
x = 125,613,588.96
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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.