Finding the Fourth Proportional to 1,542,244,188.06, 2,128,237,287.39 and 837,380,036.70
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Solution
The fourth proportional to 1,542,244,188.06, 2,128,237,287.39 and 837,380,036.70 is: 1,155,552,040.08
Step by Step Solution
- Step 1: Write the proportion equation
1,542,244,188.06 : 2,128,237,287.39 = 837,380,036.70 : x - Step 2: Convert to fraction form
1,542,244,188.06/2,128,237,287.39 = 837,380,036.70/x - Step 3: Cross multiply
1,542,244,188.06x = 2,128,237,287.39 × 837,380,036.70 - Step 4: Simplify right side
1,542,244,188.06x = 1,782,143,417,820,946,944 - Step 5: Solve for x
x = 1,782,143,417,820,946,944/1,542,244,188.06 - Step 6: Final answer
x = 1,155,552,040.08
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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.