Finding the Fourth Proportional to 8,953,375,579.30, 13,430,063,368.95 and 7,082,955,201.70
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Solution
The fourth proportional to 8,953,375,579.30, 13,430,063,368.95 and 7,082,955,201.70 is: 10,624,432,802.55
Step by Step Solution
- Step 1: Write the proportion equation
8,953,375,579.30 : 13,430,063,368.95 = 7,082,955,201.70 : x - Step 2: Convert to fraction form
8,953,375,579.30/13,430,063,368.95 = 7,082,955,201.70/x - Step 3: Cross multiply
8,953,375,579.30x = 13,430,063,368.95 × 7,082,955,201.70 - Step 4: Simplify right side
8,953,375,579.30x = 95,124,537,198,265,024,512 - Step 5: Solve for x
x = 95,124,537,198,265,024,512/8,953,375,579.30 - Step 6: Final answer
x = 10,624,432,802.55
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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.