Finding the Fourth Proportional to 13,907,567,886.08, 20,861,480,961.44 and 3,959,011,248.99
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Solution
The fourth proportional to 13,907,567,886.08, 20,861,480,961.44 and 3,959,011,248.99 is: 5,938,553,633.06
Step by Step Solution
- Step 1: Write the proportion equation
13,907,567,886.08 : 20,861,480,961.44 = 3,959,011,248.99 : x - Step 2: Convert to fraction form
13,907,567,886.08/20,861,480,961.44 = 3,959,011,248.99/x - Step 3: Cross multiply
13,907,567,886.08x = 20,861,480,961.44 × 3,959,011,248.99 - Step 4: Simplify right side
13,907,567,886.08x = 82,590,837,796,911,890,432 - Step 5: Solve for x
x = 82,590,837,796,911,890,432/13,907,567,886.08 - Step 6: Final answer
x = 5,938,553,633.06
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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.