Finding the Fourth Proportional to 201,528,454,579.29, 278,107,614,237.46 and 110,077,063,686.09
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Solution
The fourth proportional to 201,528,454,579.29, 278,107,614,237.46 and 110,077,063,686.09 is: 151,905,444,955.21
Step by Step Solution
- Step 1: Write the proportion equation
201,528,454,579.29 : 278,107,614,237.46 = 110,077,063,686.09 : x - Step 2: Convert to fraction form
201,528,454,579.29/278,107,614,237.46 = 110,077,063,686.09/x - Step 3: Cross multiply
201,528,454,579.29x = 278,107,614,237.46 × 110,077,063,686.09 - Step 4: Simplify right side
201,528,454,579.29x = 30,613,269,564,003,436,199,936 - Step 5: Solve for x
x = 30,613,269,564,003,436,199,936/201,528,454,579.29 - Step 6: Final answer
x = 151,905,444,955.21
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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.