Finding the Fourth Proportional to 302,439,862.76, 452,996,125.50 and 250,030,486.76
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Solution
The fourth proportional to 302,439,862.76, 452,996,125.50 and 250,030,486.76 is: 374,497,067.70
Step by Step Solution
- Step 1: Write the proportion equation
302,439,862.76 : 452,996,125.50 = 250,030,486.76 : x - Step 2: Convert to fraction form
302,439,862.76/452,996,125.50 = 250,030,486.76/x - Step 3: Cross multiply
302,439,862.76x = 452,996,125.50 × 250,030,486.76 - Step 4: Simplify right side
302,439,862.76x = 113,262,841,759,159,040 - Step 5: Solve for x
x = 113,262,841,759,159,040/302,439,862.76 - Step 6: Final answer
x = 374,497,067.70
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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.