Finding the Fourth Proportional to 888,335,520,154.12, 1,225,903,017,812.80 and 508,146,880,282.12
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Solution
The fourth proportional to 888,335,520,154.12, 1,225,903,017,812.80 and 508,146,880,282.12 is: 701,242,694,789.39
Step by Step Solution
- Step 1: Write the proportion equation
888,335,520,154.12 : 1,225,903,017,812.80 = 508,146,880,282.12 : x - Step 2: Convert to fraction form
888,335,520,154.12/1,225,903,017,812.80 = 508,146,880,282.12/x - Step 3: Cross multiply
888,335,520,154.12x = 1,225,903,017,812.80 × 508,146,880,282.12 - Step 4: Simplify right side
888,335,520,154.12x = 622,938,794,030,010,466,304,000 - Step 5: Solve for x
x = 622,938,794,030,010,466,304,000/888,335,520,154.12 - Step 6: Final answer
x = 701,242,694,789.39
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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.