Finding the Fourth Proportional to 130,484,010.16, 195,596,731.12 and 61,272,919.08
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Solution
The fourth proportional to 130,484,010.16, 195,596,731.12 and 61,272,919.08 is: 91,848,669.15
Step by Step Solution
- Step 1: Write the proportion equation
130,484,010.16 : 195,596,731.12 = 61,272,919.08 : x - Step 2: Convert to fraction form
130,484,010.16/195,596,731.12 = 61,272,919.08/x - Step 3: Cross multiply
130,484,010.16x = 195,596,731.12 × 61,272,919.08 - Step 4: Simplify right side
130,484,010.16x = 11,984,782,678,228,278 - Step 5: Solve for x
x = 11,984,782,678,228,278/130,484,010.16 - Step 6: Final answer
x = 91,848,669.15
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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.