Finding the Fourth Proportional to 5,574,125,211.77, 8,361,971,542.58 and 1,791,249,319.16
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Solution
The fourth proportional to 5,574,125,211.77, 8,361,971,542.58 and 1,791,249,319.16 is: 2,687,125,829.33
Step by Step Solution
- Step 1: Write the proportion equation
5,574,125,211.77 : 8,361,971,542.58 = 1,791,249,319.16 : x - Step 2: Convert to fraction form
5,574,125,211.77/8,361,971,542.58 = 1,791,249,319.16/x - Step 3: Cross multiply
5,574,125,211.77x = 8,361,971,542.58 × 1,791,249,319.16 - Step 4: Simplify right side
5,574,125,211.77x = 14,978,375,832,462,727,168 - Step 5: Solve for x
x = 14,978,375,832,462,727,168/5,574,125,211.77 - Step 6: Final answer
x = 2,687,125,829.33
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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.