Finding the Fourth Proportional to 1,554,228,875.10, 2,331,343,312.65 and 633,603,351.90
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Solution
The fourth proportional to 1,554,228,875.10, 2,331,343,312.65 and 633,603,351.90 is: 950,405,027.85
Step by Step Solution
- Step 1: Write the proportion equation
1,554,228,875.10 : 2,331,343,312.65 = 633,603,351.90 : x - Step 2: Convert to fraction form
1,554,228,875.10/2,331,343,312.65 = 633,603,351.90/x - Step 3: Cross multiply
1,554,228,875.10x = 2,331,343,312.65 × 633,603,351.90 - Step 4: Simplify right side
1,554,228,875.10x = 1,477,146,937,324,689,664 - Step 5: Solve for x
x = 1,477,146,937,324,689,664/1,554,228,875.10 - Step 6: Final answer
x = 950,405,027.85
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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.