Finding the Fourth Proportional to 246,716,709,494.58, 340,387,673,490.27 and 149,021,846,617.98
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Solution
The fourth proportional to 246,716,709,494.58, 340,387,673,490.27 and 149,021,846,617.98 is: 205,600,989,788.79
Step by Step Solution
- Step 1: Write the proportion equation
246,716,709,494.58 : 340,387,673,490.27 = 149,021,846,617.98 : x - Step 2: Convert to fraction form
246,716,709,494.58/340,387,673,490.27 = 149,021,846,617.98/x - Step 3: Cross multiply
246,716,709,494.58x = 340,387,673,490.27 × 149,021,846,617.98 - Step 4: Simplify right side
246,716,709,494.58x = 50,725,199,669,518,078,574,592 - Step 5: Solve for x
x = 50,725,199,669,518,078,574,592/246,716,709,494.58 - Step 6: Final answer
x = 205,600,989,788.79
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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.