Finding the Fourth Proportional to 84,955,477,946.08, 117,238,571,044.62 and 46,893,692,126.44
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Solution
The fourth proportional to 84,955,477,946.08, 117,238,571,044.62 and 46,893,692,126.44 is: 64,713,301,470.68
Step by Step Solution
- Step 1: Write the proportion equation
84,955,477,946.08 : 117,238,571,044.62 = 46,893,692,126.44 : x - Step 2: Convert to fraction form
84,955,477,946.08/117,238,571,044.62 = 46,893,692,126.44/x - Step 3: Cross multiply
84,955,477,946.08x = 117,238,571,044.62 × 46,893,692,126.44 - Step 4: Simplify right side
84,955,477,946.08x = 5,497,749,455,910,173,933,568 - Step 5: Solve for x
x = 5,497,749,455,910,173,933,568/84,955,477,946.08 - Step 6: Final answer
x = 64,713,301,470.68
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1.5x scale
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.