Finding the Fourth Proportional to 842,884,795,239.01, 1,163,150,921,686.30 and 477,071,144,404.63
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Solution
The fourth proportional to 842,884,795,239.01, 1,163,150,921,686.30 and 477,071,144,404.63 is: 658,341,145,146.45
Step by Step Solution
- Step 1: Write the proportion equation
842,884,795,239.01 : 1,163,150,921,686.30 = 477,071,144,404.63 : x - Step 2: Convert to fraction form
842,884,795,239.01/1,163,150,921,686.30 = 477,071,144,404.63/x - Step 3: Cross multiply
842,884,795,239.01x = 1,163,150,921,686.30 × 477,071,144,404.63 - Step 4: Simplify right side
842,884,795,239.01x = 554,905,741,324,183,303,880,704 - Step 5: Solve for x
x = 554,905,741,324,183,303,880,704/842,884,795,239.01 - Step 6: Final answer
x = 658,341,145,146.45
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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.