Finding the Fourth Proportional to 338,317,480.28, 507,476,655.14 and 92,676,275.62
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Solution
The fourth proportional to 338,317,480.28, 507,476,655.14 and 92,676,275.62 is: 139,014,532.51
Step by Step Solution
- Step 1: Write the proportion equation
338,317,480.28 : 507,476,655.14 = 92,676,275.62 : x - Step 2: Convert to fraction form
338,317,480.28/507,476,655.14 = 92,676,275.62/x - Step 3: Cross multiply
338,317,480.28x = 507,476,655.14 × 92,676,275.62 - Step 4: Simplify right side
338,317,480.28x = 47,031,046,361,259,104 - Step 5: Solve for x
x = 47,031,046,361,259,104/338,317,480.28 - Step 6: Final answer
x = 139,014,532.51
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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.