Finding the Fourth Proportional to 422,121,809, 633,108,245.70 and 163,124,103.08
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Solution
The fourth proportional to 422,121,809, 633,108,245.70 and 163,124,103.08 is: 244,657,377.40
Step by Step Solution
- Step 1: Write the proportion equation
422,121,809 : 633,108,245.70 = 163,124,103.08 : x - Step 2: Convert to fraction form
422,121,809/633,108,245.70 = 163,124,103.08/x - Step 3: Cross multiply
422,121,809x = 633,108,245.70 × 163,124,103.08 - Step 4: Simplify right side
422,121,809x = 103,275,214,732,364,784 - Step 5: Solve for x
x = 103,275,214,732,364,784/422,121,809 - Step 6: Final answer
x = 244,657,377.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.