Finding the Fourth Proportional to 135,624,447.24, 203,436,670.86 and 39,886,335.24
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Solution
The fourth proportional to 135,624,447.24, 203,436,670.86 and 39,886,335.24 is: 59,829,502.86
Step by Step Solution
- Step 1: Write the proportion equation
135,624,447.24 : 203,436,670.86 = 39,886,335.24 : x - Step 2: Convert to fraction form
135,624,447.24/203,436,670.86 = 39,886,335.24/x - Step 3: Cross multiply
135,624,447.24x = 203,436,670.86 × 39,886,335.24 - Step 4: Simplify right side
135,624,447.24x = 8,114,343,254,031,500 - Step 5: Solve for x
x = 8,114,343,254,031,500/135,624,447.24 - Step 6: Final answer
x = 59,829,502.86
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Similar ratio
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1.5x scale
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.