Finding the Fourth Proportional to 204,593,558.22, 307,084,357.62 and 126,634,643.40
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Solution
The fourth proportional to 204,593,558.22, 307,084,357.62 and 126,634,643.40 is: 190,072,055.34
Step by Step Solution
- Step 1: Write the proportion equation
204,593,558.22 : 307,084,357.62 = 126,634,643.40 : x - Step 2: Convert to fraction form
204,593,558.22/307,084,357.62 = 126,634,643.40/x - Step 3: Cross multiply
204,593,558.22x = 307,084,357.62 × 126,634,643.40 - Step 4: Simplify right side
204,593,558.22x = 38,887,518,120,926,776 - Step 5: Solve for x
x = 38,887,518,120,926,776/204,593,558.22 - Step 6: Final answer
x = 190,072,055.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.