Finding the Fourth Proportional to 1,689,906,183.03, 2,331,762,177.34 and 975,180,994.41
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Solution
The fourth proportional to 1,689,906,183.03, 2,331,762,177.34 and 975,180,994.41 is: 1,345,571,832.14
Step by Step Solution
- Step 1: Write the proportion equation
1,689,906,183.03 : 2,331,762,177.34 = 975,180,994.41 : x - Step 2: Convert to fraction form
1,689,906,183.03/2,331,762,177.34 = 975,180,994.41/x - Step 3: Cross multiply
1,689,906,183.03x = 2,331,762,177.34 × 975,180,994.41 - Step 4: Simplify right side
1,689,906,183.03x = 2,273,890,158,835,962,368 - Step 5: Solve for x
x = 2,273,890,158,835,962,368/1,689,906,183.03 - Step 6: Final answer
x = 1,345,571,832.14
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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.