Finding the Fourth Proportional to 2,951,812,308.13, 4,073,549,380.76 and 1,762,485,207.10
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Solution
The fourth proportional to 2,951,812,308.13, 4,073,549,380.76 and 1,762,485,207.10 is: 2,432,258,482.09
Step by Step Solution
- Step 1: Write the proportion equation
2,951,812,308.13 : 4,073,549,380.76 = 1,762,485,207.10 : x - Step 2: Convert to fraction form
2,951,812,308.13/4,073,549,380.76 = 1,762,485,207.10/x - Step 3: Cross multiply
2,951,812,308.13x = 4,073,549,380.76 × 1,762,485,207.10 - Step 4: Simplify right side
2,951,812,308.13x = 7,179,570,523,975,264,256 - Step 5: Solve for x
x = 7,179,570,523,975,264,256/2,951,812,308.13 - Step 6: Final answer
x = 2,432,258,482.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.