Finding the Fourth Proportional to 130,384,732,859.68, 195,576,855,187.99 and 40,854,580,212.65
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Solution
The fourth proportional to 130,384,732,859.68, 195,576,855,187.99 and 40,854,580,212.65 is: 61,281,793,832.52
Step by Step Solution
- Step 1: Write the proportion equation
130,384,732,859.68 : 195,576,855,187.99 = 40,854,580,212.65 : x - Step 2: Convert to fraction form
130,384,732,859.68/195,576,855,187.99 = 40,854,580,212.65/x - Step 3: Cross multiply
130,384,732,859.68x = 195,576,855,187.99 × 40,854,580,212.65 - Step 4: Simplify right side
130,384,732,859.68x = 7,990,210,318,014,591,533,056 - Step 5: Solve for x
x = 7,990,210,318,014,591,533,056/130,384,732,859.68 - Step 6: Final answer
x = 61,281,793,832.52
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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.