Finding the Fourth Proportional to 6,706,086,467.60, 10,059,129,701.40 and 6,660,169,965.20
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Solution
The fourth proportional to 6,706,086,467.60, 10,059,129,701.40 and 6,660,169,965.20 is: 9,990,254,947.80
Step by Step Solution
- Step 1: Write the proportion equation
6,706,086,467.60 : 10,059,129,701.40 = 6,660,169,965.20 : x - Step 2: Convert to fraction form
6,706,086,467.60/10,059,129,701.40 = 6,660,169,965.20/x - Step 3: Cross multiply
6,706,086,467.60x = 10,059,129,701.40 × 6,660,169,965.20 - Step 4: Simplify right side
6,706,086,467.60x = 66,995,513,513,315,516,416 - Step 5: Solve for x
x = 66,995,513,513,315,516,416/6,706,086,467.60 - Step 6: Final answer
x = 9,990,254,947.80
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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.