Finding the Fourth Proportional to 299,044,299,631.80, 448,567,599,600.61 and 72,403,374,101.00
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Solution
The fourth proportional to 299,044,299,631.80, 448,567,599,600.61 and 72,403,374,101.00 is: 108,605,339,621.78
Step by Step Solution
- Step 1: Write the proportion equation
299,044,299,631.80 : 448,567,599,600.61 = 72,403,374,101.00 : x - Step 2: Convert to fraction form
299,044,299,631.80/448,567,599,600.61 = 72,403,374,101.00/x - Step 3: Cross multiply
299,044,299,631.80x = 448,567,599,600.61 × 72,403,374,101.00 - Step 4: Simplify right side
299,044,299,631.80x = 32,477,807,723,468,298,387,456 - Step 5: Solve for x
x = 32,477,807,723,468,298,387,456/299,044,299,631.80 - Step 6: Final answer
x = 108,605,339,621.78
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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.