Finding the Fourth Proportional to 7,346,520,774.18, 11,026,148,742.99 and 3,855,392,728.74
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Solution
The fourth proportional to 7,346,520,774.18, 11,026,148,742.99 and 3,855,392,728.74 is: 5,786,430,746.80
Step by Step Solution
- Step 1: Write the proportion equation
7,346,520,774.18 : 11,026,148,742.99 = 3,855,392,728.74 : x - Step 2: Convert to fraction form
7,346,520,774.18/11,026,148,742.99 = 3,855,392,728.74/x - Step 3: Cross multiply
7,346,520,774.18x = 11,026,148,742.99 × 3,855,392,728.74 - Step 4: Simplify right side
7,346,520,774.18x = 42,510,133,689,729,335,296 - Step 5: Solve for x
x = 42,510,133,689,729,335,296/7,346,520,774.18 - Step 6: Final answer
x = 5,786,430,746.80
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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.