Finding the Fourth Proportional to 403,785,029.10, 605,677,543.65 and 403,785,029.10
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Solution
The fourth proportional to 403,785,029.10, 605,677,543.65 and 403,785,029.10 is: 605,677,543.65
Step by Step Solution
- Step 1: Write the proportion equation
403,785,029.10 : 605,677,543.65 = 403,785,029.10 : x - Step 2: Convert to fraction form
403,785,029.10/605,677,543.65 = 403,785,029.10/x - Step 3: Cross multiply
403,785,029.10x = 605,677,543.65 × 403,785,029.10 - Step 4: Simplify right side
403,785,029.10x = 244,563,524,587,931,776 - Step 5: Solve for x
x = 244,563,524,587,931,776/403,785,029.10 - Step 6: Final answer
x = 605,677,543.65
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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.