Finding the Fourth Proportional to 254,646,089.29, 381,930,758.16 and 163,169,074.09
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Solution
The fourth proportional to 254,646,089.29, 381,930,758.16 and 163,169,074.09 is: 244,729,021.17
Step by Step Solution
- Step 1: Write the proportion equation
254,646,089.29 : 381,930,758.16 = 163,169,074.09 : x - Step 2: Convert to fraction form
254,646,089.29/381,930,758.16 = 163,169,074.09/x - Step 3: Cross multiply
254,646,089.29x = 381,930,758.16 × 163,169,074.09 - Step 4: Simplify right side
254,646,089.29x = 62,319,288,175,458,920 - Step 5: Solve for x
x = 62,319,288,175,458,920/254,646,089.29 - Step 6: Final answer
x = 244,729,021.17
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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.