Finding the Fourth Proportional to 107,506,810.91, 148,355,125.84 and 63,467,995.93
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Solution
The fourth proportional to 107,506,810.91, 148,355,125.84 and 63,467,995.93 is: 87,583,311.64
Step by Step Solution
- Step 1: Write the proportion equation
107,506,810.91 : 148,355,125.84 = 63,467,995.93 : x - Step 2: Convert to fraction form
107,506,810.91/148,355,125.84 = 63,467,995.93/x - Step 3: Cross multiply
107,506,810.91x = 148,355,125.84 × 63,467,995.93 - Step 4: Simplify right side
107,506,810.91x = 9,415,802,523,007,758 - Step 5: Solve for x
x = 9,415,802,523,007,758/107,506,810.91 - Step 6: Final answer
x = 87,583,311.64
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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.