Finding the Fourth Proportional to 703,274,832, 970,519,276.80 and 394,225,488
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Solution
The fourth proportional to 703,274,832, 970,519,276.80 and 394,225,488 is: 544,031,178.28
Step by Step Solution
- Step 1: Write the proportion equation
703,274,832 : 970,519,276.80 = 394,225,488 : x - Step 2: Convert to fraction form
703,274,832/970,519,276.80 = 394,225,488/x - Step 3: Cross multiply
703,274,832x = 970,519,276.80 × 394,225,488 - Step 4: Simplify right side
703,274,832x = 382,603,435,509,887,040 - Step 5: Solve for x
x = 382,603,435,509,887,040/703,274,832 - Step 6: Final answer
x = 544,031,178.28
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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.