Finding the Fourth Proportional to 135,440,048.29, 186,895,856.60 and 75,090,656.68
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Solution
The fourth proportional to 135,440,048.29, 186,895,856.60 and 75,090,656.68 is: 103,618,780.26
Step by Step Solution
- Step 1: Write the proportion equation
135,440,048.29 : 186,895,856.60 = 75,090,656.68 : x - Step 2: Convert to fraction form
135,440,048.29/186,895,856.60 = 75,090,656.68/x - Step 3: Cross multiply
135,440,048.29x = 186,895,856.60 × 75,090,656.68 - Step 4: Simplify right side
135,440,048.29x = 14,034,132,601,555,178 - Step 5: Solve for x
x = 14,034,132,601,555,178/135,440,048.29 - Step 6: Final answer
x = 103,618,780.26
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.