Finding the Fourth Proportional to 473,302,137.11, 710,029,488.22 and 145,777,541.99
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Solution
The fourth proportional to 473,302,137.11, 710,029,488.22 and 145,777,541.99 is: 218,689,808.08
Step by Step Solution
- Step 1: Write the proportion equation
473,302,137.11 : 710,029,488.22 = 145,777,541.99 : x - Step 2: Convert to fraction form
473,302,137.11/710,029,488.22 = 145,777,541.99/x - Step 3: Cross multiply
473,302,137.11x = 710,029,488.22 × 145,777,541.99 - Step 4: Simplify right side
473,302,137.11x = 103,506,353,529,214,672 - Step 5: Solve for x
x = 103,506,353,529,214,672/473,302,137.11 - Step 6: Final answer
x = 218,689,808.08
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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.