Finding the Fourth Proportional to 286,021,250.94, 429,035,862.21 and 81,549,326.19
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Solution
The fourth proportional to 286,021,250.94, 429,035,862.21 and 81,549,326.19 is: 122,325,125.70
Step by Step Solution
- Step 1: Write the proportion equation
286,021,250.94 : 429,035,862.21 = 81,549,326.19 : x - Step 2: Convert to fraction form
286,021,250.94/429,035,862.21 = 81,549,326.19/x - Step 3: Cross multiply
286,021,250.94x = 429,035,862.21 × 81,549,326.19 - Step 4: Simplify right side
286,021,250.94x = 34,987,585,474,571,180 - Step 5: Solve for x
x = 34,987,585,474,571,180/286,021,250.94 - Step 6: Final answer
x = 122,325,125.70
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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.