Finding the Fourth Proportional to 134,939,419.08, 186,228,880.56 and 82,003,909.68
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Solution
The fourth proportional to 134,939,419.08, 186,228,880.56 and 82,003,909.68 is: 113,172,980.92
Step by Step Solution
- Step 1: Write the proportion equation
134,939,419.08 : 186,228,880.56 = 82,003,909.68 : x - Step 2: Convert to fraction form
134,939,419.08/186,228,880.56 = 82,003,909.68/x - Step 3: Cross multiply
134,939,419.08x = 186,228,880.56 × 82,003,909.68 - Step 4: Simplify right side
134,939,419.08x = 15,271,496,301,249,750 - Step 5: Solve for x
x = 15,271,496,301,249,750/134,939,419.08 - Step 6: Final answer
x = 113,172,980.92
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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.