Finding the Fourth Proportional to 73,852,862.50, 110,680,271.34 and 57,477,919.60
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Solution
The fourth proportional to 73,852,862.50, 110,680,271.34 and 57,477,919.60 is: 86,139,812.62
Step by Step Solution
- Step 1: Write the proportion equation
73,852,862.50 : 110,680,271.34 = 57,477,919.60 : x - Step 2: Convert to fraction form
73,852,862.50/110,680,271.34 = 57,477,919.60/x - Step 3: Cross multiply
73,852,862.50x = 110,680,271.34 × 57,477,919.60 - Step 4: Simplify right side
73,852,862.50x = 6,361,671,737,386,705 - Step 5: Solve for x
x = 6,361,671,737,386,705/73,852,862.50 - Step 6: Final answer
x = 86,139,812.62
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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.