Finding the Fourth Proportional to 6,968,974,734.30, 10,455,501,950.95 and 2,247,201,689.82
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Solution
The fourth proportional to 6,968,974,734.30, 10,455,501,950.95 and 2,247,201,689.82 is: 3,371,460,300.53
Step by Step Solution
- Step 1: Write the proportion equation
6,968,974,734.30 : 10,455,501,950.95 = 2,247,201,689.82 : x - Step 2: Convert to fraction form
6,968,974,734.30/10,455,501,950.95 = 2,247,201,689.82/x - Step 3: Cross multiply
6,968,974,734.30x = 10,455,501,950.95 × 2,247,201,689.82 - Step 4: Simplify right side
6,968,974,734.30x = 23,495,621,652,091,150,336 - Step 5: Solve for x
x = 23,495,621,652,091,150,336/6,968,974,734.30 - Step 6: Final answer
x = 3,371,460,300.53
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1.5x scale
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.