Finding the Fourth Proportional to 170,695,259.28, 255,784,252.68 and 112,980,766.68
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Solution
The fourth proportional to 170,695,259.28, 255,784,252.68 and 112,980,766.68 is: 169,299,962.37
Step by Step Solution
- Step 1: Write the proportion equation
170,695,259.28 : 255,784,252.68 = 112,980,766.68 : x - Step 2: Convert to fraction form
170,695,259.28/255,784,252.68 = 112,980,766.68/x - Step 3: Cross multiply
170,695,259.28x = 255,784,252.68 × 112,980,766.68 - Step 4: Simplify right side
170,695,259.28x = 28,898,700,972,457,248 - Step 5: Solve for x
x = 28,898,700,972,457,248/170,695,259.28 - Step 6: Final answer
x = 169,299,962.37
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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.