Finding the Fourth Proportional to 4,660,476,741.68, 6,990,775,693.28 and 1,555,059,384.88
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Solution
The fourth proportional to 4,660,476,741.68, 6,990,775,693.28 and 1,555,059,384.88 is: 2,332,609,291.28
Step by Step Solution
- Step 1: Write the proportion equation
4,660,476,741.68 : 6,990,775,693.28 = 1,555,059,384.88 : x - Step 2: Convert to fraction form
4,660,476,741.68/6,990,775,693.28 = 1,555,059,384.88/x - Step 3: Cross multiply
4,660,476,741.68x = 6,990,775,693.28 × 1,555,059,384.88 - Step 4: Simplify right side
4,660,476,741.68x = 10,871,071,349,426,053,120 - Step 5: Solve for x
x = 10,871,071,349,426,053,120/4,660,476,741.68 - Step 6: Final answer
x = 2,332,609,291.28
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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.