Finding the Fourth Proportional to 4,499,759,464.68, 6,722,271,009.54 and 2,912,939,607.88
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Solution
The fourth proportional to 4,499,759,464.68, 6,722,271,009.54 and 2,912,939,607.88 is: 4,351,692,492.08
Step by Step Solution
- Step 1: Write the proportion equation
4,499,759,464.68 : 6,722,271,009.54 = 2,912,939,607.88 : x - Step 2: Convert to fraction form
4,499,759,464.68/6,722,271,009.54 = 2,912,939,607.88/x - Step 3: Cross multiply
4,499,759,464.68x = 6,722,271,009.54 × 2,912,939,607.88 - Step 4: Simplify right side
4,499,759,464.68x = 19,581,569,478,609,141,760 - Step 5: Solve for x
x = 19,581,569,478,609,141,760/4,499,759,464.68 - Step 6: Final answer
x = 4,351,692,492.08
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.