Finding the Fourth Proportional to 2,951,812,313.12, 4,073,549,387.68 and 1,762,485,212.10
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Solution
The fourth proportional to 2,951,812,313.12, 4,073,549,387.68 and 1,762,485,212.10 is: 2,432,258,489.01
Step by Step Solution
- Step 1: Write the proportion equation
2,951,812,313.12 : 4,073,549,387.68 = 1,762,485,212.10 : x - Step 2: Convert to fraction form
2,951,812,313.12/4,073,549,387.68 = 1,762,485,212.10/x - Step 3: Cross multiply
2,951,812,313.12x = 4,073,549,387.68 × 1,762,485,212.10 - Step 4: Simplify right side
2,951,812,313.12x = 7,179,570,556,545,009,664 - Step 5: Solve for x
x = 7,179,570,556,545,009,664/2,951,812,313.12 - Step 6: Final answer
x = 2,432,258,489.01
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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.