Finding the Fourth Proportional to 97,021,163,998.80, 145,531,745,998.20 and 59,308,410,027.60
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Solution
The fourth proportional to 97,021,163,998.80, 145,531,745,998.20 and 59,308,410,027.60 is: 88,962,615,041.40
Step by Step Solution
- Step 1: Write the proportion equation
97,021,163,998.80 : 145,531,745,998.20 = 59,308,410,027.60 : x - Step 2: Convert to fraction form
97,021,163,998.80/145,531,745,998.20 = 59,308,410,027.60/x - Step 3: Cross multiply
97,021,163,998.80x = 145,531,745,998.20 × 59,308,410,027.60 - Step 4: Simplify right side
97,021,163,998.80x = 8,631,256,463,693,781,663,744 - Step 5: Solve for x
x = 8,631,256,463,693,781,663,744/97,021,163,998.80 - Step 6: Final answer
x = 88,962,615,041.40
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1.5x scale
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.