Finding the Fourth Proportional to 1,779,606,747.45, 2,669,928,446.88 and 796,803,444.99
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Solution
The fourth proportional to 1,779,606,747.45, 2,669,928,446.88 and 796,803,444.99 is: 1,195,437,243.31
Step by Step Solution
- Step 1: Write the proportion equation
1,779,606,747.45 : 2,669,928,446.88 = 796,803,444.99 : x - Step 2: Convert to fraction form
1,779,606,747.45/2,669,928,446.88 = 796,803,444.99/x - Step 3: Cross multiply
1,779,606,747.45x = 2,669,928,446.88 × 796,803,444.99 - Step 4: Simplify right side
1,779,606,747.45x = 2,127,408,184,350,784,256 - Step 5: Solve for x
x = 2,127,408,184,350,784,256/1,779,606,747.45 - Step 6: Final answer
x = 1,195,437,243.31
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.