Finding the Fourth Proportional to 309,316,023.36, 426,852,877.50 and 230,284,459.44
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Solution
The fourth proportional to 309,316,023.36, 426,852,877.50 and 230,284,459.44 is: 317,790,145.78
Step by Step Solution
- Step 1: Write the proportion equation
309,316,023.36 : 426,852,877.50 = 230,284,459.44 : x - Step 2: Convert to fraction form
309,316,023.36/426,852,877.50 = 230,284,459.44/x - Step 3: Cross multiply
309,316,023.36x = 426,852,877.50 × 230,284,459.44 - Step 4: Simplify right side
309,316,023.36x = 98,297,584,155,496,032 - Step 5: Solve for x
x = 98,297,584,155,496,032/309,316,023.36 - Step 6: Final answer
x = 317,790,145.78
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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.