Finding the Fourth Proportional to 1,640,804,548.10, 2,461,206,822.15 and 1,583,473,655.30
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Solution
The fourth proportional to 1,640,804,548.10, 2,461,206,822.15 and 1,583,473,655.30 is: 2,375,210,482.95
Step by Step Solution
- Step 1: Write the proportion equation
1,640,804,548.10 : 2,461,206,822.15 = 1,583,473,655.30 : x - Step 2: Convert to fraction form
1,640,804,548.10/2,461,206,822.15 = 1,583,473,655.30/x - Step 3: Cross multiply
1,640,804,548.10x = 2,461,206,822.15 × 1,583,473,655.30 - Step 4: Simplify right side
1,640,804,548.10x = 3,897,256,163,119,157,760 - Step 5: Solve for x
x = 3,897,256,163,119,157,760/1,640,804,548.10 - Step 6: Final answer
x = 2,375,210,482.95
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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.