Finding the Fourth Proportional to 1,104,778,167.68, 1,524,586,370.28 and 609,740,874.56
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Solution
The fourth proportional to 1,104,778,167.68, 1,524,586,370.28 and 609,740,874.56 is: 841,438,266.93
Step by Step Solution
- Step 1: Write the proportion equation
1,104,778,167.68 : 1,524,586,370.28 = 609,740,874.56 : x - Step 2: Convert to fraction form
1,104,778,167.68/1,524,586,370.28 = 609,740,874.56/x - Step 3: Cross multiply
1,104,778,167.68x = 1,524,586,370.28 × 609,740,874.56 - Step 4: Simplify right side
1,104,778,167.68x = 929,602,626,756,783,104 - Step 5: Solve for x
x = 929,602,626,756,783,104/1,104,778,167.68 - Step 6: Final answer
x = 841,438,266.93
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1.5x scale
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.