Finding the Fourth Proportional to 293,358,579.40, 440,037,950.64 and 109,101,980.98
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Solution
The fourth proportional to 293,358,579.40, 440,037,950.64 and 109,101,980.98 is: 163,653,001.80
Step by Step Solution
- Step 1: Write the proportion equation
293,358,579.40 : 440,037,950.64 = 109,101,980.98 : x - Step 2: Convert to fraction form
293,358,579.40/440,037,950.64 = 109,101,980.98/x - Step 3: Cross multiply
293,358,579.40x = 440,037,950.64 × 109,101,980.98 - Step 4: Simplify right side
293,358,579.40x = 48,009,012,121,203,456 - Step 5: Solve for x
x = 48,009,012,121,203,456/293,358,579.40 - Step 6: Final answer
x = 163,653,001.80
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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.