Finding the Fourth Proportional to 708,673,841.80, 1,063,010,762.70 and 277,852,337.80
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Solution
The fourth proportional to 708,673,841.80, 1,063,010,762.70 and 277,852,337.80 is: 416,778,506.70
Step by Step Solution
- Step 1: Write the proportion equation
708,673,841.80 : 1,063,010,762.70 = 277,852,337.80 : x - Step 2: Convert to fraction form
708,673,841.80/1,063,010,762.70 = 277,852,337.80/x - Step 3: Cross multiply
708,673,841.80x = 1,063,010,762.70 × 277,852,337.80 - Step 4: Simplify right side
708,673,841.80x = 295,360,025,522,756,096 - Step 5: Solve for x
x = 295,360,025,522,756,096/708,673,841.80 - Step 6: Final answer
x = 416,778,506.70
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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.