Finding the Fourth Proportional to 76,457,246.04, 114,702,652.44 and 56,201,077.08
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Solution
The fourth proportional to 76,457,246.04, 114,702,652.44 and 56,201,077.08 is: 84,313,952.50
Step by Step Solution
- Step 1: Write the proportion equation
76,457,246.04 : 114,702,652.44 = 56,201,077.08 : x - Step 2: Convert to fraction form
76,457,246.04/114,702,652.44 = 56,201,077.08/x - Step 3: Cross multiply
76,457,246.04x = 114,702,652.44 × 56,201,077.08 - Step 4: Simplify right side
76,457,246.04x = 6,446,412,611,060,890 - Step 5: Solve for x
x = 6,446,412,611,060,890/76,457,246.04 - Step 6: Final answer
x = 84,313,952.50
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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.