Finding the Fourth Proportional to 772,562,702.18, 1,159,354,547.67 and 363,735,769.70
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Solution
The fourth proportional to 772,562,702.18, 1,159,354,547.67 and 363,735,769.70 is: 545,844,004.07
Step by Step Solution
- Step 1: Write the proportion equation
772,562,702.18 : 1,159,354,547.67 = 363,735,769.70 : x - Step 2: Convert to fraction form
772,562,702.18/1,159,354,547.67 = 363,735,769.70/x - Step 3: Cross multiply
772,562,702.18x = 1,159,354,547.67 × 363,735,769.70 - Step 4: Simplify right side
772,562,702.18x = 421,698,718,751,942,784 - Step 5: Solve for x
x = 421,698,718,751,942,784/772,562,702.18 - Step 6: Final answer
x = 545,844,004.07
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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.