Finding the Fourth Proportional to 1,087,996,235.08, 1,632,314,545.92 and 351,052,314.76
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Solution
The fourth proportional to 1,087,996,235.08, 1,632,314,545.92 and 351,052,314.76 is: 526,681,785.55
Step by Step Solution
- Step 1: Write the proportion equation
1,087,996,235.08 : 1,632,314,545.92 = 351,052,314.76 : x - Step 2: Convert to fraction form
1,087,996,235.08/1,632,314,545.92 = 351,052,314.76/x - Step 3: Cross multiply
1,087,996,235.08x = 1,632,314,545.92 × 351,052,314.76 - Step 4: Simplify right side
1,087,996,235.08x = 573,027,799,761,634,304 - Step 5: Solve for x
x = 573,027,799,761,634,304/1,087,996,235.08 - Step 6: Final answer
x = 526,681,785.55
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1.5x scale
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.