Finding the Fourth Proportional to 1,542,104,443,227.30, 2,128,075,502,364.20 and 847,630,154,724.45
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Solution
The fourth proportional to 1,542,104,443,227.30, 2,128,075,502,364.20 and 847,630,154,724.45 is: 1,169,713,877,199.69
Step by Step Solution
- Step 1: Write the proportion equation
1,542,104,443,227.30 : 2,128,075,502,364.20 = 847,630,154,724.45 : x - Step 2: Convert to fraction form
1,542,104,443,227.30/2,128,075,502,364.20 = 847,630,154,724.45/x - Step 3: Cross multiply
1,542,104,443,227.30x = 2,128,075,502,364.20 × 847,630,154,724.45 - Step 4: Simplify right side
1,542,104,443,227.30x = 1,803,820,967,334,278,261,112,832 - Step 5: Solve for x
x = 1,803,820,967,334,278,261,112,832/1,542,104,443,227.30 - Step 6: Final answer
x = 1,169,713,877,199.69
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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.