Finding the Fourth Proportional to 144,068,587.16, 216,070,537.49 and 66,270,773.12
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Solution
The fourth proportional to 144,068,587.16, 216,070,537.49 and 66,270,773.12 is: 99,391,281.96
Step by Step Solution
- Step 1: Write the proportion equation
144,068,587.16 : 216,070,537.49 = 66,270,773.12 : x - Step 2: Convert to fraction form
144,068,587.16/216,070,537.49 = 66,270,773.12/x - Step 3: Cross multiply
144,068,587.16x = 216,070,537.49 × 66,270,773.12 - Step 4: Simplify right side
144,068,587.16x = 14,319,161,567,584,890 - Step 5: Solve for x
x = 14,319,161,567,584,890/144,068,587.16 - Step 6: Final answer
x = 99,391,281.96
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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.