Finding the Fourth Proportional to 3,620,243,258.05, 5,427,434,430.08 and 1,131,823,296.91
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Solution
The fourth proportional to 3,620,243,258.05, 5,427,434,430.08 and 1,131,823,296.91 is: 1,696,818,775.03
Step by Step Solution
- Step 1: Write the proportion equation
3,620,243,258.05 : 5,427,434,430.08 = 1,131,823,296.91 : x - Step 2: Convert to fraction form
3,620,243,258.05/5,427,434,430.08 = 1,131,823,296.91/x - Step 3: Cross multiply
3,620,243,258.05x = 5,427,434,430.08 × 1,131,823,296.91 - Step 4: Simplify right side
3,620,243,258.05x = 6,142,896,730,423,901,184 - Step 5: Solve for x
x = 6,142,896,730,423,901,184/3,620,243,258.05 - Step 6: Final answer
x = 1,696,818,775.03
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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.