Finding the Fourth Proportional to 1,573,613,631.99, 2,360,388,040.29 and 524,428,014.74
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Solution
The fourth proportional to 1,573,613,631.99, 2,360,388,040.29 and 524,428,014.74 is: 786,631,221.80
Step by Step Solution
- Step 1: Write the proportion equation
1,573,613,631.99 : 2,360,388,040.29 = 524,428,014.74 : x - Step 2: Convert to fraction form
1,573,613,631.99/2,360,388,040.29 = 524,428,014.74/x - Step 3: Cross multiply
1,573,613,631.99x = 2,360,388,040.29 × 524,428,014.74 - Step 4: Simplify right side
1,573,613,631.99x = 1,237,853,613,973,521,920 - Step 5: Solve for x
x = 1,237,853,613,973,521,920/1,573,613,631.99 - Step 6: Final answer
x = 786,631,221.80
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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.