Finding the Fourth Proportional to 69,528,067.70, 97,540,848.70 and 69,528,067.70
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Solution
The fourth proportional to 69,528,067.70, 97,540,848.70 and 69,528,067.70 is: 97,540,848.70
Step by Step Solution
- Step 1: Write the proportion equation
69,528,067.70 : 97,540,848.70 = 69,528,067.70 : x - Step 2: Convert to fraction form
69,528,067.70/97,540,848.70 = 69,528,067.70/x - Step 3: Cross multiply
69,528,067.70x = 97,540,848.70 × 69,528,067.70 - Step 4: Simplify right side
69,528,067.70x = 6,781,826,731,929,057 - Step 5: Solve for x
x = 6,781,826,731,929,057/69,528,067.70 - Step 6: Final answer
x = 97,540,848.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.