Finding the Fourth Proportional to 1,719,219,176.76, 2,372,508,201.99 and 966,535,707.33
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Solution
The fourth proportional to 1,719,219,176.76, 2,372,508,201.99 and 966,535,707.33 is: 1,333,811,258.13
Step by Step Solution
- Step 1: Write the proportion equation
1,719,219,176.76 : 2,372,508,201.99 = 966,535,707.33 : x - Step 2: Convert to fraction form
1,719,219,176.76/2,372,508,201.99 = 966,535,707.33/x - Step 3: Cross multiply
1,719,219,176.76x = 2,372,508,201.99 × 966,535,707.33 - Step 4: Simplify right side
1,719,219,176.76x = 2,293,113,893,156,631,040 - Step 5: Solve for x
x = 2,293,113,893,156,631,040/1,719,219,176.76 - Step 6: Final answer
x = 1,333,811,258.13
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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.