Finding the Fourth Proportional to 318,415,221.04, 477,625,506.18 and 88,402,242.64
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Solution
The fourth proportional to 318,415,221.04, 477,625,506.18 and 88,402,242.64 is: 132,604,106.52
Step by Step Solution
- Step 1: Write the proportion equation
318,415,221.04 : 477,625,506.18 = 88,402,242.64 : x - Step 2: Convert to fraction form
318,415,221.04/477,625,506.18 = 88,402,242.64/x - Step 3: Cross multiply
318,415,221.04x = 477,625,506.18 × 88,402,242.64 - Step 4: Simplify right side
318,415,221.04x = 42,223,165,888,377,184 - Step 5: Solve for x
x = 42,223,165,888,377,184/318,415,221.04 - Step 6: Final answer
x = 132,604,106.52
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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.