Finding the Fourth Proportional to 799,282,577.97, 1,102,953,963.18 and 464,731,365.54
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Solution
The fourth proportional to 799,282,577.97, 1,102,953,963.18 and 464,731,365.54 is: 641,296,727.30
Step by Step Solution
- Step 1: Write the proportion equation
799,282,577.97 : 1,102,953,963.18 = 464,731,365.54 : x - Step 2: Convert to fraction form
799,282,577.97/1,102,953,963.18 = 464,731,365.54/x - Step 3: Cross multiply
799,282,577.97x = 1,102,953,963.18 × 464,731,365.54 - Step 4: Simplify right side
799,282,577.97x = 512,577,301,436,396,352 - Step 5: Solve for x
x = 512,577,301,436,396,352/799,282,577.97 - Step 6: Final answer
x = 641,296,727.30
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Double scale
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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.