Finding the Fourth Proportional to 1,134,971,506.09, 1,564,869,170.41 and 933,323,692.03
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Solution
The fourth proportional to 1,134,971,506.09, 1,564,869,170.41 and 933,323,692.03 is: 1,286,842,413.08
Step by Step Solution
- Step 1: Write the proportion equation
1,134,971,506.09 : 1,564,869,170.41 = 933,323,692.03 : x - Step 2: Convert to fraction form
1,134,971,506.09/1,564,869,170.41 = 933,323,692.03/x - Step 3: Cross multiply
1,134,971,506.09x = 1,564,869,170.41 × 933,323,692.03 - Step 4: Simplify right side
1,134,971,506.09x = 1,460,529,471,670,984,448 - Step 5: Solve for x
x = 1,460,529,471,670,984,448/1,134,971,506.09 - Step 6: Final answer
x = 1,286,842,413.08
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1.5x scale
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.