Finding the Fourth Proportional to 2,779,656,251.29, 4,169,480,855.87 and 709,378,059.67
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Solution
The fourth proportional to 2,779,656,251.29, 4,169,480,855.87 and 709,378,059.67 is: 1,064,066,190.92
Step by Step Solution
- Step 1: Write the proportion equation
2,779,656,251.29 : 4,169,480,855.87 = 709,378,059.67 : x - Step 2: Convert to fraction form
2,779,656,251.29/4,169,480,855.87 = 709,378,059.67/x - Step 3: Cross multiply
2,779,656,251.29x = 4,169,480,855.87 × 709,378,059.67 - Step 4: Simplify right side
2,779,656,251.29x = 2,957,738,239,381,038,080 - Step 5: Solve for x
x = 2,957,738,239,381,038,080/2,779,656,251.29 - Step 6: Final answer
x = 1,064,066,190.92
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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.