Finding the Fourth Proportional to 102,708,319.36, 154,060,923.84 and 24,985,955.20
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Solution
The fourth proportional to 102,708,319.36, 154,060,923.84 and 24,985,955.20 is: 37,478,554.46
Step by Step Solution
- Step 1: Write the proportion equation
102,708,319.36 : 154,060,923.84 = 24,985,955.20 : x - Step 2: Convert to fraction form
102,708,319.36/154,060,923.84 = 24,985,955.20/x - Step 3: Cross multiply
102,708,319.36x = 154,060,923.84 × 24,985,955.20 - Step 4: Simplify right side
102,708,319.36x = 3,849,359,341,136,852 - Step 5: Solve for x
x = 3,849,359,341,136,852/102,708,319.36 - Step 6: Final answer
x = 37,478,554.46
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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.