Finding the Fourth Proportional to 1,417,177,265.10, 2,125,765,897.65 and 727,154,270.70
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Solution
The fourth proportional to 1,417,177,265.10, 2,125,765,897.65 and 727,154,270.70 is: 1,090,731,406.05
Step by Step Solution
- Step 1: Write the proportion equation
1,417,177,265.10 : 2,125,765,897.65 = 727,154,270.70 : x - Step 2: Convert to fraction form
1,417,177,265.10/2,125,765,897.65 = 727,154,270.70/x - Step 3: Cross multiply
1,417,177,265.10x = 2,125,765,897.65 × 727,154,270.70 - Step 4: Simplify right side
1,417,177,265.10x = 1,545,759,750,984,616,704 - Step 5: Solve for x
x = 1,545,759,750,984,616,704/1,417,177,265.10 - Step 6: Final answer
x = 1,090,731,406.05
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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.