Finding the Fourth Proportional to 734,681,749.68, 1,013,860,778.49 and 404,656,904.88
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Solution
The fourth proportional to 734,681,749.68, 1,013,860,778.49 and 404,656,904.88 is: 558,426,508.87
Step by Step Solution
- Step 1: Write the proportion equation
734,681,749.68 : 1,013,860,778.49 = 404,656,904.88 : x - Step 2: Convert to fraction form
734,681,749.68/1,013,860,778.49 = 404,656,904.88/x - Step 3: Cross multiply
734,681,749.68x = 1,013,860,778.49 × 404,656,904.88 - Step 4: Simplify right side
734,681,749.68x = 410,265,764,602,990,656 - Step 5: Solve for x
x = 410,265,764,602,990,656/734,681,749.68 - Step 6: Final answer
x = 558,426,508.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.