Finding the Fourth Proportional to 426,009,267,188.12, 587,911,268,694.58 and 235,914,947,252.14
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Solution
The fourth proportional to 426,009,267,188.12, 587,911,268,694.58 and 235,914,947,252.14 is: 325,572,861,028.34
Step by Step Solution
- Step 1: Write the proportion equation
426,009,267,188.12 : 587,911,268,694.58 = 235,914,947,252.14 : x - Step 2: Convert to fraction form
426,009,267,188.12/587,911,268,694.58 = 235,914,947,252.14/x - Step 3: Cross multiply
426,009,267,188.12x = 587,911,268,694.58 × 235,914,947,252.14 - Step 4: Simplify right side
426,009,267,188.12x = 138,697,055,943,020,548,980,736 - Step 5: Solve for x
x = 138,697,055,943,020,548,980,736/426,009,267,188.12 - Step 6: Final answer
x = 325,572,861,028.34
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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.