Finding the Fourth Proportional to 97,763,405.70, 137,251,405.50 and 97,763,405.70
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Solution
The fourth proportional to 97,763,405.70, 137,251,405.50 and 97,763,405.70 is: 137,251,405.50
Step by Step Solution
- Step 1: Write the proportion equation
97,763,405.70 : 137,251,405.50 = 97,763,405.70 : x - Step 2: Convert to fraction form
97,763,405.70/137,251,405.50 = 97,763,405.70/x - Step 3: Cross multiply
97,763,405.70x = 137,251,405.50 × 97,763,405.70 - Step 4: Simplify right side
97,763,405.70x = 13,418,164,838,791,712 - Step 5: Solve for x
x = 13,418,164,838,791,712/97,763,405.70 - Step 6: Final answer
x = 137,251,405.50
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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.