Finding the Fourth Proportional to 772,562,701.18, 1,159,354,546.17 and 363,735,768.70
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Solution
The fourth proportional to 772,562,701.18, 1,159,354,546.17 and 363,735,768.70 is: 545,844,002.57
Step by Step Solution
- Step 1: Write the proportion equation
772,562,701.18 : 1,159,354,546.17 = 363,735,768.70 : x - Step 2: Convert to fraction form
772,562,701.18/1,159,354,546.17 = 363,735,768.70/x - Step 3: Cross multiply
772,562,701.18x = 1,159,354,546.17 × 363,735,768.70 - Step 4: Simplify right side
772,562,701.18x = 421,698,717,046,984,576 - Step 5: Solve for x
x = 421,698,717,046,984,576/772,562,701.18 - Step 6: Final answer
x = 545,844,002.57
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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.