Finding the Fourth Proportional to 7,946,634,904,455.40, 10,968,396,566,302 and 5,175,702,050,852.80
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Solution
The fourth proportional to 7,946,634,904,455.40, 10,968,396,566,302 and 5,175,702,050,852.80 is: 7,143,797,756,575.88
Step by Step Solution
- Step 1: Write the proportion equation
7,946,634,904,455.40 : 10,968,396,566,302 = 5,175,702,050,852.80 : x - Step 2: Convert to fraction form
7,946,634,904,455.40/10,968,396,566,302 = 5,175,702,050,852.80/x - Step 3: Cross multiply
7,946,634,904,455.40x = 10,968,396,566,302 × 5,175,702,050,852.80 - Step 4: Simplify right side
7,946,634,904,455.40x = 56,769,152,602,776,066,955,673,600 - Step 5: Solve for x
x = 56,769,152,602,776,066,955,673,600/7,946,634,904,455.40 - Step 6: Final answer
x = 7,143,797,756,575.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.