Finding the Fourth Proportional to 83,880,262,398.40, 115,754,757,682.80 and 45,299,178,562.84
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Solution
The fourth proportional to 83,880,262,398.40, 115,754,757,682.80 and 45,299,178,562.84 is: 62,512,864,025.94
Step by Step Solution
- Step 1: Write the proportion equation
83,880,262,398.40 : 115,754,757,682.80 = 45,299,178,562.84 : x - Step 2: Convert to fraction form
83,880,262,398.40/115,754,757,682.80 = 45,299,178,562.84/x - Step 3: Cross multiply
83,880,262,398.40x = 115,754,757,682.80 × 45,299,178,562.84 - Step 4: Simplify right side
83,880,262,398.40x = 5,243,595,437,771,432,394,752 - Step 5: Solve for x
x = 5,243,595,437,771,432,394,752/83,880,262,398.40 - Step 6: Final answer
x = 62,512,864,025.94
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1.5x scale
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.