Finding the Fourth Proportional to 92,497,453.71, 138,754,709.35 and 30,249,090.94
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Solution
The fourth proportional to 92,497,453.71, 138,754,709.35 and 30,249,090.94 is: 45,376,425.55
Step by Step Solution
- Step 1: Write the proportion equation
92,497,453.71 : 138,754,709.35 = 30,249,090.94 : x - Step 2: Convert to fraction form
92,497,453.71/138,754,709.35 = 30,249,090.94/x - Step 3: Cross multiply
92,497,453.71x = 138,754,709.35 × 30,249,090.94 - Step 4: Simplify right side
92,497,453.71x = 4,197,203,821,481,418.50 - Step 5: Solve for x
x = 4,197,203,821,481,418.50/92,497,453.71 - Step 6: Final answer
x = 45,376,425.55
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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.