Finding the Fourth Proportional to 4,664,871,567.60, 6,997,307,351.40 and 2,921,479,367.10
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Solution
The fourth proportional to 4,664,871,567.60, 6,997,307,351.40 and 2,921,479,367.10 is: 4,382,219,050.65
Step by Step Solution
- Step 1: Write the proportion equation
4,664,871,567.60 : 6,997,307,351.40 = 2,921,479,367.10 : x - Step 2: Convert to fraction form
4,664,871,567.60/6,997,307,351.40 = 2,921,479,367.10/x - Step 3: Cross multiply
4,664,871,567.60x = 6,997,307,351.40 × 2,921,479,367.10 - Step 4: Simplify right side
4,664,871,567.60x = 20,442,489,052,372,246,528 - Step 5: Solve for x
x = 20,442,489,052,372,246,528/4,664,871,567.60 - Step 6: Final answer
x = 4,382,219,050.65
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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.