Finding the Fourth Proportional to 124,836,907.66, 187,329,337.68 and 69,551,017.42
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Solution
The fourth proportional to 124,836,907.66, 187,329,337.68 and 69,551,017.42 is: 104,367,740.86
Step by Step Solution
- Step 1: Write the proportion equation
124,836,907.66 : 187,329,337.68 = 69,551,017.42 : x - Step 2: Convert to fraction form
124,836,907.66/187,329,337.68 = 69,551,017.42/x - Step 3: Cross multiply
124,836,907.66x = 187,329,337.68 × 69,551,017.42 - Step 4: Simplify right side
124,836,907.66x = 13,028,946,028,258,744 - Step 5: Solve for x
x = 13,028,946,028,258,744/124,836,907.66 - Step 6: Final answer
x = 104,367,740.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.