Finding the Fourth Proportional to 5,512,403,263.14, 7,605,808,980.30 and 3,133,353,938.22
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Solution
The fourth proportional to 5,512,403,263.14, 7,605,808,980.30 and 3,133,353,938.22 is: 4,323,285,214.11
Step by Step Solution
- Step 1: Write the proportion equation
5,512,403,263.14 : 7,605,808,980.30 = 3,133,353,938.22 : x - Step 2: Convert to fraction form
5,512,403,263.14/7,605,808,980.30 = 3,133,353,938.22/x - Step 3: Cross multiply
5,512,403,263.14x = 7,605,808,980.30 × 3,133,353,938.22 - Step 4: Simplify right side
5,512,403,263.14x = 23,831,691,521,772,048,384 - Step 5: Solve for x
x = 23,831,691,521,772,048,384/5,512,403,263.14 - Step 6: Final answer
x = 4,323,285,214.11
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.