Finding the Fourth Proportional to 1,594,224,140.80, 2,391,336,211.20 and 732,581,132.80
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Solution
The fourth proportional to 1,594,224,140.80, 2,391,336,211.20 and 732,581,132.80 is: 1,098,871,699.20
Step by Step Solution
- Step 1: Write the proportion equation
1,594,224,140.80 : 2,391,336,211.20 = 732,581,132.80 : x - Step 2: Convert to fraction form
1,594,224,140.80/2,391,336,211.20 = 732,581,132.80/x - Step 3: Cross multiply
1,594,224,140.80x = 2,391,336,211.20 × 732,581,132.80 - Step 4: Simplify right side
1,594,224,140.80x = 1,751,847,790,506,555,904 - Step 5: Solve for x
x = 1,751,847,790,506,555,904/1,594,224,140.80 - Step 6: Final answer
x = 1,098,871,699.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.