Finding the Fourth Proportional to 219,271,268.24, 328,779,412.56 and 82,967,163.92
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Solution
The fourth proportional to 219,271,268.24, 328,779,412.56 and 82,967,163.92 is: 124,402,506.70
Step by Step Solution
- Step 1: Write the proportion equation
219,271,268.24 : 328,779,412.56 = 82,967,163.92 : x - Step 2: Convert to fraction form
219,271,268.24/328,779,412.56 = 82,967,163.92/x - Step 3: Cross multiply
219,271,268.24x = 328,779,412.56 × 82,967,163.92 - Step 4: Simplify right side
219,271,268.24x = 27,277,895,415,386,828 - Step 5: Solve for x
x = 27,277,895,415,386,828/219,271,268.24 - Step 6: Final answer
x = 124,402,506.70
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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.