Finding the Fourth Proportional to 135,648,024.10, 203,472,036.15 and 130,357,233.70
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Solution
The fourth proportional to 135,648,024.10, 203,472,036.15 and 130,357,233.70 is: 195,535,850.55
Step by Step Solution
- Step 1: Write the proportion equation
135,648,024.10 : 203,472,036.15 = 130,357,233.70 : x - Step 2: Convert to fraction form
135,648,024.10/203,472,036.15 = 130,357,233.70/x - Step 3: Cross multiply
135,648,024.10x = 203,472,036.15 × 130,357,233.70 - Step 4: Simplify right side
135,648,024.10x = 26,524,051,767,820,400 - Step 5: Solve for x
x = 26,524,051,767,820,400/135,648,024.10 - Step 6: Final answer
x = 195,535,850.55
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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.