Finding the Fourth Proportional to 99,951,927.74, 149,931,210.51 and 34,372,422.14
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Solution
The fourth proportional to 99,951,927.74, 149,931,210.51 and 34,372,422.14 is: 51,559,774.54
Step by Step Solution
- Step 1: Write the proportion equation
99,951,927.74 : 149,931,210.51 = 34,372,422.14 : x - Step 2: Convert to fraction form
99,951,927.74/149,931,210.51 = 34,372,422.14/x - Step 3: Cross multiply
99,951,927.74x = 149,931,210.51 × 34,372,422.14 - Step 4: Simplify right side
99,951,927.74x = 5,153,498,859,610,924 - Step 5: Solve for x
x = 5,153,498,859,610,924/99,951,927.74 - Step 6: Final answer
x = 51,559,774.54
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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.