Finding the Fourth Proportional to 375,210,308.99, 517,790,275.49 and 207,957,368.36
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Solution
The fourth proportional to 375,210,308.99, 517,790,275.49 and 207,957,368.36 is: 286,981,195.54
Step by Step Solution
- Step 1: Write the proportion equation
375,210,308.99 : 517,790,275.49 = 207,957,368.36 : x - Step 2: Convert to fraction form
375,210,308.99/517,790,275.49 = 207,957,368.36/x - Step 3: Cross multiply
375,210,308.99x = 517,790,275.49 × 207,957,368.36 - Step 4: Simplify right side
375,210,308.99x = 107,678,303,055,114,192 - Step 5: Solve for x
x = 107,678,303,055,114,192/375,210,308.99 - Step 6: Final answer
x = 286,981,195.54
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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.