Finding the Fourth Proportional to 293,881,609.09, 440,549,508.84 and 130,031,853.40
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Solution
The fourth proportional to 293,881,609.09, 440,549,508.84 and 130,031,853.40 is: 194,927,029.72
Step by Step Solution
- Step 1: Write the proportion equation
293,881,609.09 : 440,549,508.84 = 130,031,853.40 : x - Step 2: Convert to fraction form
293,881,609.09/440,549,508.84 = 130,031,853.40/x - Step 3: Cross multiply
293,881,609.09x = 440,549,508.84 × 130,031,853.40 - Step 4: Simplify right side
293,881,609.09x = 57,285,469,148,924,880 - Step 5: Solve for x
x = 57,285,469,148,924,880/293,881,609.09 - Step 6: Final answer
x = 194,927,029.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.