Finding the Fourth Proportional to 1,471,471,592.70, 2,206,831,108.41 and 436,090,971.90
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Solution
The fourth proportional to 1,471,471,592.70, 2,206,831,108.41 and 436,090,971.90 is: 654,024,941.87
Step by Step Solution
- Step 1: Write the proportion equation
1,471,471,592.70 : 2,206,831,108.41 = 436,090,971.90 : x - Step 2: Convert to fraction form
1,471,471,592.70/2,206,831,108.41 = 436,090,971.90/x - Step 3: Cross multiply
1,471,471,592.70x = 2,206,831,108.41 × 436,090,971.90 - Step 4: Simplify right side
1,471,471,592.70x = 962,379,122,885,671,040 - Step 5: Solve for x
x = 962,379,122,885,671,040/1,471,471,592.70 - Step 6: Final answer
x = 654,024,941.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.