Finding the Fourth Proportional to 257,939,737.92, 355,953,303.36 and 146,429,604
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Solution
The fourth proportional to 257,939,737.92, 355,953,303.36 and 146,429,604 is: 202,070,846.76
Step by Step Solution
- Step 1: Write the proportion equation
257,939,737.92 : 355,953,303.36 = 146,429,604 : x - Step 2: Convert to fraction form
257,939,737.92/355,953,303.36 = 146,429,604/x - Step 3: Cross multiply
257,939,737.92x = 355,953,303.36 × 146,429,604 - Step 4: Simplify right side
257,939,737.92x = 52,122,101,253,496,672 - Step 5: Solve for x
x = 52,122,101,253,496,672/257,939,737.92 - Step 6: Final answer
x = 202,070,846.76
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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.