Finding the Fourth Proportional to 453,485,158.05, 625,807,983.33 and 255,246,537.99
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Solution
The fourth proportional to 453,485,158.05, 625,807,983.33 and 255,246,537.99 is: 352,239,358.57
Step by Step Solution
- Step 1: Write the proportion equation
453,485,158.05 : 625,807,983.33 = 255,246,537.99 : x - Step 2: Convert to fraction form
453,485,158.05/625,807,983.33 = 255,246,537.99/x - Step 3: Cross multiply
453,485,158.05x = 625,807,983.33 × 255,246,537.99 - Step 4: Simplify right side
453,485,158.05x = 159,735,321,191,486,144 - Step 5: Solve for x
x = 159,735,321,191,486,144/453,485,158.05 - Step 6: Final answer
x = 352,239,358.57
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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.