Finding the Fourth Proportional to 561,184,946.34, 841,758,523.80 and 197,669,854.50
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Solution
The fourth proportional to 561,184,946.34, 841,758,523.80 and 197,669,854.50 is: 296,498,125.99
Step by Step Solution
- Step 1: Write the proportion equation
561,184,946.34 : 841,758,523.80 = 197,669,854.50 : x - Step 2: Convert to fraction form
561,184,946.34/841,758,523.80 = 197,669,854.50/x - Step 3: Cross multiply
561,184,946.34x = 841,758,523.80 × 197,669,854.50 - Step 4: Simplify right side
561,184,946.34x = 166,390,284,923,680,768 - Step 5: Solve for x
x = 166,390,284,923,680,768/561,184,946.34 - Step 6: Final answer
x = 296,498,125.99
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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.