Finding the Fourth Proportional to 101,843,831,619.26, 140,538,155,062.70 and 56,115,548,029
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Solution
The fourth proportional to 101,843,831,619.26, 140,538,155,062.70 and 56,115,548,029 is: 77,435,967,057.99
Step by Step Solution
- Step 1: Write the proportion equation
101,843,831,619.26 : 140,538,155,062.70 = 56,115,548,029 : x - Step 2: Convert to fraction form
101,843,831,619.26/140,538,155,062.70 = 56,115,548,029/x - Step 3: Cross multiply
101,843,831,619.26x = 140,538,155,062.70 × 56,115,548,029 - Step 4: Simplify right side
101,843,831,619.26x = 7,886,375,590,327,991,926,784 - Step 5: Solve for x
x = 7,886,375,590,327,991,926,784/101,843,831,619.26 - Step 6: Final answer
x = 77,435,967,057.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.