Finding the Fourth Proportional to 248,988,004.25, 343,605,106.98 and 135,958,280.84
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Solution
The fourth proportional to 248,988,004.25, 343,605,106.98 and 135,958,280.84 is: 187,623,334.61
Step by Step Solution
- Step 1: Write the proportion equation
248,988,004.25 : 343,605,106.98 = 135,958,280.84 : x - Step 2: Convert to fraction form
248,988,004.25/343,605,106.98 = 135,958,280.84/x - Step 3: Cross multiply
248,988,004.25x = 343,605,106.98 × 135,958,280.84 - Step 4: Simplify right side
248,988,004.25x = 46,715,959,634,730,040 - Step 5: Solve for x
x = 46,715,959,634,730,040/248,988,004.25 - Step 6: Final answer
x = 187,623,334.61
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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.