Finding the Fourth Proportional to 1,763,766,235.16, 2,645,656,285.50 and 714,524,258.84
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Solution
The fourth proportional to 1,763,766,235.16, 2,645,656,285.50 and 714,524,258.84 is: 1,071,789,196.81
Step by Step Solution
- Step 1: Write the proportion equation
1,763,766,235.16 : 2,645,656,285.50 = 714,524,258.84 : x - Step 2: Convert to fraction form
1,763,766,235.16/2,645,656,285.50 = 714,524,258.84/x - Step 3: Cross multiply
1,763,766,235.16x = 2,645,656,285.50 × 714,524,258.84 - Step 4: Simplify right side
1,763,766,235.16x = 1,890,385,596,542,275,072 - Step 5: Solve for x
x = 1,890,385,596,542,275,072/1,763,766,235.16 - Step 6: Final answer
x = 1,071,789,196.81
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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.