Finding the Fourth Proportional to 4,144,078,512.80, 6,215,973,999.60 and 1,038,688,330.40
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Solution
The fourth proportional to 4,144,078,512.80, 6,215,973,999.60 and 1,038,688,330.40 is: 1,557,996,460.62
Step by Step Solution
- Step 1: Write the proportion equation
4,144,078,512.80 : 6,215,973,999.60 = 1,038,688,330.40 : x - Step 2: Convert to fraction form
4,144,078,512.80/6,215,973,999.60 = 1,038,688,330.40/x - Step 3: Cross multiply
4,144,078,512.80x = 6,215,973,999.60 × 1,038,688,330.40 - Step 4: Simplify right side
4,144,078,512.80x = 6,456,459,655,454,334,976 - Step 5: Solve for x
x = 6,456,459,655,454,334,976/4,144,078,512.80 - Step 6: Final answer
x = 1,557,996,460.62
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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.