Finding the Fourth Proportional to 3,177,772,088,679.90, 4,767,415,720,784.60 and 1,028,884,577,265
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Solution
The fourth proportional to 3,177,772,088,679.90, 4,767,415,720,784.60 and 1,028,884,577,265 is: 1,543,572,154,214.38
Step by Step Solution
- Step 1: Write the proportion equation
3,177,772,088,679.90 : 4,767,415,720,784.60 = 1,028,884,577,265 : x - Step 2: Convert to fraction form
3,177,772,088,679.90/4,767,415,720,784.60 = 1,028,884,577,265/x - Step 3: Cross multiply
3,177,772,088,679.90x = 4,767,415,720,784.60 × 1,028,884,577,265 - Step 4: Simplify right side
3,177,772,088,679.90x = 4,905,120,508,525,977,928,728,576 - Step 5: Solve for x
x = 4,905,120,508,525,977,928,728,576/3,177,772,088,679.90 - Step 6: Final answer
x = 1,543,572,154,214.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.