Finding the Fourth Proportional to 101,994,149.97, 140,774,644.71 and 64,817,181.15
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Solution
The fourth proportional to 101,994,149.97, 140,774,644.71 and 64,817,181.15 is: 89,462,147.10
Step by Step Solution
- Step 1: Write the proportion equation
101,994,149.97 : 140,774,644.71 = 64,817,181.15 : x - Step 2: Convert to fraction form
101,994,149.97/140,774,644.71 = 64,817,181.15/x - Step 3: Cross multiply
101,994,149.97x = 140,774,644.71 × 64,817,181.15 - Step 4: Simplify right side
101,994,149.97x = 9,124,615,647,494,960 - Step 5: Solve for x
x = 9,124,615,647,494,960/101,994,149.97 - Step 6: Final answer
x = 89,462,147.10
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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.