Finding the Fourth Proportional to 437,251,303.62, 655,876,955.49 and 146,118,426.41
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Solution
The fourth proportional to 437,251,303.62, 655,876,955.49 and 146,118,426.41 is: 219,177,639.63
Step by Step Solution
- Step 1: Write the proportion equation
437,251,303.62 : 655,876,955.49 = 146,118,426.41 : x - Step 2: Convert to fraction form
437,251,303.62/655,876,955.49 = 146,118,426.41/x - Step 3: Cross multiply
437,251,303.62x = 655,876,955.49 × 146,118,426.41 - Step 4: Simplify right side
437,251,303.62x = 95,835,708,651,501,024 - Step 5: Solve for x
x = 95,835,708,651,501,024/437,251,303.62 - Step 6: Final answer
x = 219,177,639.63
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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.