Finding the Fourth Proportional to 249,645,908.48, 374,504,684.16 and 77,137,784.96
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Solution
The fourth proportional to 249,645,908.48, 374,504,684.16 and 77,137,784.96 is: 115,717,745.86
Step by Step Solution
- Step 1: Write the proportion equation
249,645,908.48 : 374,504,684.16 = 77,137,784.96 : x - Step 2: Convert to fraction form
249,645,908.48/374,504,684.16 = 77,137,784.96/x - Step 3: Cross multiply
249,645,908.48x = 374,504,684.16 × 77,137,784.96 - Step 4: Simplify right side
249,645,908.48x = 28,888,461,793,246,796 - Step 5: Solve for x
x = 28,888,461,793,246,796/249,645,908.48 - Step 6: Final answer
x = 115,717,745.86
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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.